AI’s $344 Billion ‘Language Model’ Bet Looks Fragile

Published on September 11, 2025

This year the world’s four largest tech firms will spend $344 billion on AI, mostly on data centers used to train and run so-called large language models (LLMs) like ChatGPT that can process text, audio and visual content.

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Managing the S&P 500 Index Still Needs the Human Touch

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The third Friday in September is a special day in the financial-market calendar. It’s one of the four days a year the S&P 500 index gets rebalanced. With over $10 trillion of assets passively tracking it, the exercise will affect markets and investors in every corner of the world.

Elon Musk Hasn’t Forgotten About Earth Just Yet

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