《晚安咖啡》科技夜话（英文版）：OpenAI万亿估值，巴菲特卸任，2纳米芯片竞争

晚安咖啡GoodNightCoffee · Dec 28, 2025 · 11m

OpenAI reaches a $1 trillion valuation, but continued loss of core founding team raises concerns.

Investment guru Warren Buffett will step down as CEO of Berkshire Hathaway by year-end.

Apple, Qualcomm, and MediaTek plan to release 2nm process chips around the same time, starting a new round of competition.

Nvidia restructures its cloud computing team, exiting direct competition with Amazon AWS.

The U.S. government postpones some key tariffs on Chinese semiconductors until 2027.

Waymo's self-driving taxis experience a system failure in San Francisco, raising safety concerns.

Chinese company…