Newly discovered sections of an ancient wall in the Gobi Desert, initially thought to be the Great Wall of China, have been revealed to be a much older structure built by the Xiongnu people. Archaeological analysis, including drone mapping and radiocarbon dating of organic materials like reeds and wood, suggests the wall, constructed of local materials and featuring strategically placed watchtowers, dates back to the 1st century BCE. Researchers believe it served as a defensive barrier against rival tribes and potentially played a role in controlling trade routes. The discovery sheds light on the sophisticated engineering and organizational capabilities of the Xiongnu and challenges previous assumptions about the region's history.
Hong Kong's iconic bamboo scaffolding, a traditional building method prized for its speed, flexibility, and affordability, faces an uncertain future. While still prevalent, it's increasingly being replaced by metal scaffolding due to rising labor costs, stricter safety regulations, and a dwindling number of skilled bamboo scaffolders. Though some architects and preservationists champion bamboo's sustainability and cultural significance, its continued use in Hong Kong depends on addressing training gaps and adapting to modern building practices.
HN commenters largely discuss the ingenuity and practicality of bamboo scaffolding, praising its strength, flexibility, speed of construction, and sustainability compared to metal alternatives. Some note the skilled labor required and the cultural significance of this traditional method in Hong Kong. Several commenters express concern over the declining use of bamboo scaffolding due to rising labor costs and government regulations favoring metal, viewing this shift as a loss of a unique and efficient practice. A few commenters also share personal anecdotes of witnessing these structures in Hong Kong, emphasizing their impressive scale and artistry. The safety of bamboo scaffolding is also touched upon, with some arguing for its safety record when properly constructed and maintained.
The article "The Pigeon Whistle: A Defining Sound of Old Beijing" reminisces about the near-lost tradition of pigeon whistling, once a ubiquitous sound in Beijing's hutongs. These small, intricately carved whistles, attached to pigeons' tails, produced unique melodies as the birds flew, creating a symphony in the sky. The practice, dating back centuries, represented a unique blend of craftsmanship and cultural significance, reflecting the intimate connection between Beijingers and their avian companions. However, urbanization and changing lifestyles have led to a decline in pigeon keeping and whistle making, leaving the tradition on the verge of extinction, preserved only by a handful of dedicated enthusiasts.
HN commenters discuss the cultural significance of pigeon whistles in Old Beijing, lamenting their decline due to modernization and changing lifestyles. Some share personal anecdotes of hearing the whistles during their visits to Beijing, describing them as a unique and memorable auditory experience. Others detail the technical aspects of crafting and using the whistles, explaining how different designs and materials produce varied sounds. A few commenters note the pigeon whistles' similarity to other cultural practices around the world involving bird sounds, while others focus on the potential cruelty of attaching whistles to birds. The ethical implications of the practice are briefly touched upon. A general sense of nostalgia pervades the thread, with many expressing sadness that this aspect of traditional Beijing culture is fading away.
Shanghai is experimenting with a crowdsourced bus system where residents can suggest and vote on customized bus routes. These "customized bus lines" cater to specific commuter needs, offering more direct routes and convenient stops based on popular demand. The program aims to improve public transit efficiency and address the "last mile" problem, particularly benefiting commuters in less densely populated areas or those with unconventional work schedules. The pilot program has seen strong initial interest, with thousands of suggested routes and numerous lines already operating, proving a popular supplement to the city's existing fixed-route bus network.
Hacker News commenters discuss the impracticality of Shanghai's proposed on-demand bus system, citing issues with scaling, routing efficiency, and the potential for gaming the system by individual riders. Some doubt the "design your own route" claim, suggesting it's more likely a system for proposing new fixed routes or adjusting existing ones based on community input. Others compare it to existing dial-a-ride services or express bus systems, arguing this isn't truly innovative. A few express cautious optimism, hoping for a successful implementation despite the challenges, and suggesting potential benefits like reduced congestion and personalized commutes. Several also raise concerns about potential abuse and unfairness if riders with longer commutes or those living in less populated areas are prioritized.
Huawei has launched its first laptop powered by its self-developed HarmonyOS operating system. This move comes as the company's license to use Microsoft Windows has reportedly expired. The new laptop, the Qingyun L410, is aimed at the government and enterprise market, signaling Huawei's continued push to establish its own ecosystem independent of US-originated software.
Hacker News users discuss Huawei's HarmonyOS laptop, expressing skepticism about its viability as a Windows replacement. Several commenters doubt HarmonyOS's compatibility with existing software and question its overall performance. Some suggest the move is forced due to US sanctions, while others speculate about its potential success in the Chinese market. A few users raise concerns about potential security vulnerabilities and backdoors given the Chinese government's influence over Huawei. Overall, the sentiment leans towards cautious pessimism about HarmonyOS's ability to compete with established operating systems outside of China.
"Burning Mao" recounts the author's experience growing up in China during the Cultural Revolution, a period marked by Mao Zedong's pervasive influence and the fervent worship of his image. The narrative centers around the seemingly paradoxical act of burning paper effigies of Mao as a form of respect during funerals, a ritual signifying sending him to the afterlife with the deceased. This act, juxtaposed with the constant presence of Mao's image and ideology, highlights the complex and often contradictory nature of life under his rule, where reverence and destruction intertwined. The author grapples with the conflicting emotions surrounding this practice and the broader cultural conditioning that shaped their understanding of Mao and his legacy.
HN commenters discuss the cultural and historical context of burning images of Mao during the Cultural Revolution. Some highlight the complexity of the act, noting it could be both an act of defiance and a forced performance depending on the specific circumstances. Others point out the article's focus on a niche aspect of the Cultural Revolution and question the author's interpretation of certain events. Several commenters offer additional historical context, referencing cannibalism during the period and other acts of symbolic destruction. There is also a short thread discussing the effectiveness of public shamings and struggle sessions as tools of political control. One commenter connects the historical events to more recent online shaming and cancel culture.
This photo essay showcases Chongqing, a sprawling metropolis in southwest China. The images capture the city's unique blend of mountainous terrain and dense urban development, highlighting its layered infrastructure, including towering skyscrapers, bridges crisscrossing rivers and valleys, and a bustling port. The photographs also offer glimpses into daily life, depicting crowded streets, traditional architecture alongside modern buildings, and the city's vibrant energy.
Hacker News users discuss the impressive scale and visual impact of Chongqing, depicted in The Guardian's photo series. Several commenters express fascination with the city's unique geography and density, with its mountainous terrain and towering skyscrapers. Some debate the definition of "largest city," distinguishing between metropolitan area and city proper populations. Others highlight the article's striking visuals, particularly the layering of infrastructure and buildings clinging to the hillsides. A few commenters also mention Chongqing's historical significance and rapid development. The overall sentiment reflects awe and curiosity about this lesser-known megacity.
The US administration announced plans to impose significant tariffs on steel and aluminum imports. China will face a 34% tariff on aluminum imports and various tariffs on steel products, including a 53% tariff on corrosion-resistant steel and 48% on cold-rolled steel. The EU will see a 20% tariff on aluminum imports and a 25% tariff on steel, with exemptions for Argentina, Australia, Brazil, Canada, Mexico, and South Korea. These tariffs, aimed at protecting domestic industries and addressing concerns of unfair trade practices, are likely to escalate trade tensions with affected nations.
HN commenters discuss the potential impact of the proposed tariffs on US consumers and businesses, with several pointing out that the tariffs are essentially a tax paid by American importers, increasing the cost of goods. Some express skepticism about the effectiveness of tariffs as a negotiating tactic and predict retaliatory measures from China and the EU, leading to a trade war. Others suggest the tariffs will accelerate the trend of companies moving manufacturing out of China, potentially benefiting other countries like Mexico and Vietnam. A few commenters question the timing of the announcement, speculating about its connection to upcoming elections. Several note the lack of clear details in the announcement, making it difficult to assess the true scope and impact of the proposed tariffs.
A prototype Xiaomi electric vehicle equipped with driver-assistance technology crashed during road tests in Xinjiang, China, resulting in three fatalities. This incident, reported by local media, sent Xiaomi shares down. While details remain scarce, the crash highlights the ongoing safety challenges surrounding autonomous driving technology.
Hacker News users discuss the potential implications of the Xiaomi self-driving car crash, with several highlighting the complexities of assigning blame in such incidents. Some question whether the driver assistance system malfunctioned or if driver error was a contributing factor. Others express skepticism about the initial reports, pointing out the lack of detailed information and the possibility of sensationalized media coverage. The conversation also touches upon the broader challenges facing autonomous vehicle development, particularly in navigating unpredictable real-world scenarios. Several commenters emphasize the need for thorough investigations and transparent reporting to understand the cause of the accident and prevent similar occurrences in the future. Finally, there's discussion about the potential impact of this incident on Xiaomi's entry into the competitive electric vehicle market.
The Chinese animated film "Nezha 2: The Rebirth of Nezha" has surpassed all other animated films globally in box office revenue, reaching $1.38 billion. This achievement dethrones the previous record-holder, also a Chinese film, "Monkey King: Hero is Back." Released in January 2025, "Nezha 2" continues the story of the popular mythological figure, this time set 3,000 years later in a dystopian future.
Hacker News commenters discuss the success of Nezha 2, attributing it to factors beyond just domestic Chinese support. Some highlight the increasing quality of Chinese animation and storytelling, suggesting it's now attracting a wider international audience. Others mention the film's accessibility through streaming services, expanding its reach beyond theatrical releases. A few commenters express curiosity about how revenue is calculated and distributed with China's unique box office system and streaming landscape. Some also question the article's claim of "highest-grossing globally," pointing out that it omits Japanese anime films like Demon Slayer and Spirited Away which have higher lifetime grosses, and clarify that Nezha 2 is the highest-grossing non-US animated film. Finally, some comments touch upon the ongoing challenges and censorship within the Chinese film industry.
BYD plans to incorporate its advanced driver-assistance system (ADAS), comparable to Tesla's Autopilot, into all its vehicle models. This technology, developed in-house and not reliant on third-party systems like Nvidia's, will be offered free of charge to customers. BYD emphasizes its self-sufficiency in developing this system, claiming it offers better integration and cost-effectiveness. The rollout will begin with the upcoming Seagull model, followed by other vehicles in the lineup throughout the year.
Hacker News commenters are skeptical of BYD's claim to offer "Tesla-like" self-driving tech for free. Several point out that "free" likely means bundled into the car price, not actually gratis. Others question the capabilities of the system, doubting it's truly comparable to Tesla's Autopilot or Full Self-Driving, citing the lack of detail provided by BYD. Some express concern over the potential safety implications of offering advanced driver-assistance systems without proper explanation and consumer education. A few commenters note BYD's vertical integration, suggesting they might be able to offer the technology at a lower cost than competitors. Overall, the sentiment is one of cautious disbelief, awaiting more concrete information from BYD.
Reports are surfacing about new Seagate hard drives, predominantly sold through Chinese online marketplaces, exhibiting suspiciously long power-on hours and high usage statistics despite being advertised as new. This suggests potential fraud, where used or refurbished drives are being repackaged and sold as new. While Seagate has acknowledged the issue and is investigating, the extent of the problem remains unclear, with speculation that the drives might originate from cryptocurrency mining operations or other data centers. Buyers are urged to check SMART data upon receiving new Seagate drives to verify their actual usage.
Hacker News users discuss potential explanations for unexpectedly high reported runtime hours on seemingly new Seagate hard drives. Some suggest these drives are refurbished units falsely marketed as new, with inflated SMART data to disguise their prior use. Others propose the issue stems from quality control problems leading to extended testing periods at the factory, or even the use of drives in cryptocurrency mining operations before being sold as new. Several users share personal anecdotes of encountering similar issues with Seagate drives, reinforcing suspicion about the company's practices. Skepticism also arises about the reliability of SMART data as an indicator of true drive usage, with some arguing it can be manipulated. Some users suggest buying hard drives from more reputable retailers or considering alternative brands to avoid potential issues.
The CIA now assesses that a laboratory leak is the most likely origin of the Covid-19 pandemic, according to a classified report delivered to the White House and key members of Congress. This shift represents a change from the agency's previous stance of uncertainty between a lab leak and natural origin, though it does not present definitive proof. While some within the intelligence community still favor the natural origin theory, including the FBI and the National Intelligence Council, the updated assessment emphasizes that the debate remains unresolved and highlights the challenges in definitively determining the pandemic's source due to limitations in available evidence and China's lack of cooperation.
Hacker News users discuss the CIA's shift towards the lab leak theory, expressing skepticism about the timing and motivations behind this announcement, especially given the lack of new evidence presented. Some suspect political maneuvering, potentially related to the upcoming election cycle or attempts to deflect blame. Others point to the inherent difficulty in definitively proving either the lab leak or natural origin theories, highlighting the politicization of the issue and the challenges of conducting impartial investigations within the charged political climate. Several commenters emphasize the need for more transparency and data sharing from all involved parties, including China, to reach a more conclusive understanding of COVID-19's origins. The lack of definitive proof continues to fuel speculation and distrust in official narratives.
The Supreme Court upheld a lower court's ruling to ban TikTok in the United States, citing national security concerns. However, former President Trump, who initially pushed for the ban, has suggested he might offer TikTok a reprieve if certain conditions are met. This potential lifeline could involve an American company taking over TikTok's U.S. operations. The situation remains uncertain, with TikTok's future in the U.S. hanging in the balance.
Hacker News commenters discuss the potential political motivations and ramifications of the Supreme Court upholding a TikTok ban, with some skeptical of Trump's supposed "lifeline" offer. Several express concern over the precedent set by banning a popular app based on national security concerns without clear evidence of wrongdoing, fearing it could pave the way for future restrictions on other platforms. Others highlight the complexities of separating TikTok from its Chinese parent company, ByteDance, and the technical challenges of enforcing a ban. Some commenters question the effectiveness of the ban in achieving its stated goals and debate whether alternative social media platforms pose similar data privacy risks. A few point out the irony of Trump's potential involvement in a deal to keep TikTok operational, given his previous stance on the app. The overall sentiment reflects a mixture of apprehension about the implications for free speech and national security, and cynicism about the political maneuvering surrounding the ban.
The Netherlands will further restrict ASML’s exports of advanced chipmaking equipment to China, aligning with US efforts to curb China's technological advancement. The new regulations, expected to be formalized by summer, will specifically target deep ultraviolet (DUV) lithography systems, expanding existing restrictions beyond the most advanced extreme ultraviolet (EUV) machines. While the exact models affected remain unclear, the move signals a significant escalation in the ongoing tech war between the US and China.
Hacker News users discussed the implications of the Dutch restrictions on ASML chipmaking equipment exports to China. Several commenters saw this as an escalation of the tech war between the US and China, predicting further retaliatory actions from China and a potential acceleration of their domestic chipmaking efforts. Some questioned the long-term effectiveness of these restrictions, arguing that they would only incentivize China to become self-sufficient in chip production. Others highlighted the negative impact on ASML's business, though some downplayed it due to high demand from other markets. A few commenters also pointed out the geopolitical complexities and the potential for these restrictions to reshape the global semiconductor landscape. Some questioned the fairness and legality of the restrictions, viewing them as an attempt to stifle competition and maintain US dominance.
TikTok was reportedly preparing for a potential shutdown in the U.S. on Sunday, January 15, 2025, according to information reviewed by Reuters. This involved discussions with cloud providers about data backup and transfer in case a forced sale or ban materialized. However, a spokesperson for TikTok denied the report, stating the company had no plans to shut down its U.S. operations. The report suggested these preparations were contingency plans and not an indication that a shutdown was imminent or certain.
HN commenters are largely skeptical of a TikTok shutdown actually happening on Sunday. Many believe the Reuters article misrepresented the Sunday deadline as a shutdown deadline when it actually referred to a deadline for ByteDance to divest from TikTok. Several users point out that previous deadlines have come and gone without action, suggesting this one might also be uneventful. Some express cynicism about the US government's motives, suspecting political maneuvering or protectionism for US social media companies. A few also discuss the technical and logistical challenges of a shutdown, and the potential legal battles that would ensue. Finally, some commenters highlight the irony of potential US government restrictions on speech, given its historical stance on free speech.
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https://news.ycombinator.com/item?id=44116803
HN commenters discuss the likelihood of the "Gobi Wall" being a natural formation rather than a man-made structure. Several suggest it's a common geological feature, possibly a dike, volcanic extrusion, or solidified lava flow exposed by erosion. Others point to the lack of consistent construction techniques and the implausibility of such a long wall in a harsh desert environment. Some highlight the wall's varying heights and materials as evidence against human construction, while others mention similar natural formations found elsewhere. A few express skepticism about the article's claims and the need for further investigation to determine the wall's true origin. Overall, the consensus leans towards a natural explanation, with commenters calling for more rigorous scientific analysis before jumping to conclusions about ancient civilizations.
The Hacker News post titled "The mysterious Gobi wall uncovered" linking to a Phys.org article about the same topic has generated a modest discussion with a few insightful comments. The comments generally revolve around the nature and purpose of the wall, with several users offering alternative theories or pointing out flaws in the presented information.
One commenter highlights the ambiguity in the article's description of the wall's construction, questioning whether it's actually a wall or merely a linear arrangement of cairns. They emphasize the importance of distinguishing between a continuous, defensive structure and a series of unconnected piles of stones, as the implications for understanding its purpose would be significantly different. This commenter's observation prompts further discussion about the wall's defensive capabilities, or lack thereof, given its apparent low height.
Another user suggests that the "wall" might be a relic of ancient nomadic herding practices, possibly used to funnel or guide livestock. This theory contrasts with the more common interpretation of the structure as a defensive fortification. The commenter proposes that further investigation into the local terrain and historical nomadic practices in the region could shed light on this possibility.
A further commenter expresses skepticism about the article's claim of the wall's mystery, pointing to existing research on similar structures in Mongolia and suggesting that the wall is likely already known and studied by archaeologists. They provide a link to an academic paper discussing analogous features, implying that the Phys.org article might be overselling the "mystery" aspect.
Finally, one comment briefly mentions the possibility of the structure being related to astronomical observations or having some ritualistic significance, although this idea isn't explored in much depth.
Overall, the comments on the Hacker News post offer alternative perspectives on the nature and purpose of the Gobi wall, challenging the initial presentation and advocating for a more nuanced understanding based on existing archaeological knowledge and consideration of various possible functions beyond simple defense.