Weekly Tech Roundup: SpaceX Wireless Push, Amazon Layoffs, OpenAI Revenue Drop

Tech highlights for Oct. 5-9: Meta barred ByteDance from advertising in seven countries and joined Google DeepMind and others in putting $300 million into AI cell-prediction models; Meta's Muse assistant topped the U.S. App Store with over 5 million downloads; TSMC posted record quarterly revenue of NT$1.49 trillion, up 50% year over year, while OpenAI revenue fell and Amazon cut jobs.

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