OpenAI周二起在全球推出专为13至17岁用户设计的ChatGPT青少年版,收紧情感化对话与自残等内容并新增学习模式;AI推理芯片创业公司Etched完成7亿美元融资,估值一个月内翻倍至210亿美元;华尔街三大股指周二集体下跌,芯片股领跌,30年期美债收益率飙至5.33%创2007年以来新高;深一度追问这轮债市抛压是不是被AI基建举债潮推起来的;同步冷知识说说1998年那部管住Instagram的儿童隐私老法律。
## 本期信源
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- Axios, "OpenAI debuts ChatGPT for Teens", 2026-08-18
- U.S. News & World Report, "OpenAI Launches ChatGPT for Teens, Promising a More Age-Appropriate Chatbot", 2026-08-18
- TechCrunch, "Etched's valuation doubles to $21B in a month", 2026-08-18
- PYMNTS, "AI Chip Startup Etched Eyes $20 Billion Valuation", 2026-08
- CryptoBriefing, "Etched raises $700M at $21B valuation after Jane Street chip test", 2026-08-18
- Yahoo Finance, "Nvidia drops nearly 5%, leading chip stocks lower amid renewed worries of circular financing", 2026-08-18
- TradingKey, "Advanced Micro Devices Inc Stock (AMD) Opened Down by 3.06% on Aug 18", 2026-08-18
- TheStreet, "Stock Market Today (Aug. 18, 2026): Nasdaq, S&P 500 slip as 30-year Treasury yield hits highest point in nearly two decades", 2026-08-18
- CNBC, "30-year Treasury yield tops 5.33%, new 19-year high, on inflation and spending concerns", 2026-08-18
- CNBC, "The 30-year Treasury yield just hit a 19-year high. Three things could drive it even higher", 2026-08-18
- 24/7 Wall St., "The 30-Year Treasury Hits a 19-Year High. Here's What Is Spooking the Bond Market", 2026-08-18
- The Next Web, "Meta faces 29 states in the biggest youth social media trial yet, with $1.4 trillion at stake", 2026-08-12
- Courthouse News Service, "Jury selection begins in states' trial against Meta over youth social media harms", 2026-08
- Breitbart, "Mark Zuckerberg's Meta Heads to Court with 29 States over Youth Social Media Addiction", 2026-08-18
- arXiv, "SparDA: Sparse Decoupled Attention for Efficient Long-Context LLM Inference" (2606.04511), 2026-08
- GitHub (NVlabs), "SparDA", 访问于2026-08-18
- SF Standard, "His AI boss fired his human coworker. He's not worried", 2026-08-17
- Andon Labs, 官方公告(X/Twitter), 2026-08-14
- Inc., "A Real-Life Terminator: AI Store Manager Fires Human Employee", 2026-08
- MarketScreener, "Xiaomi Corporation Reports Earnings Results for the Second Quarter and Six Months Ended June 30, 2026", 2026-08-18
- Kaohoon International, "Xiaomi's Net Profit Dips in 2Q26 as Soaring Memory Costs Pressure Smartphone Margins", 2026-08-18
- Variety, "Motion Picture Association Strikes Deal with ByteDance for IP Protections in AI Video, Image Models", 2026-08-18
- The Hollywood Reporter, "Motion Picture Association Inks AI IP Protection Deal With ByteDance", 2026-08-18
- NBC News, "ByteDance signs AI copyright pact with Hollywood trade group", 2026-08-18
- X (@ErikVoorhees), Venice AI年化营收突破1亿美元, 2026-08-17
- Federal Trade Commission, "Children's Online Privacy Protection Rule ('COPPA')", 1998年生效