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Uber has put a cap on employee use of AI coding tools like Claude Code, and the reason is straightforward: cost. The ride-sharing giant found that AI-assisted development was running up significant bills, and the company has decided the return on that spending doesn't yet justify the tab. It's a candid admission from a major tech player that the economics of AI adoption are still very much unsettled.
That tension runs deeper than one company's budget decision. A new analysis finds that Nvidia, Amazon, Meta, and SLB are among the heaviest AI investors on the planet, yet even they are struggling to demonstrate clear returns. If the biggest players with the deepest pockets can't yet point to solid ROI, the implications for smaller companies chasing the same wave are worth thinking carefully about.
On a different kind of bet, fusion startup Focused Energy has closed a two hundred forty million dollar Series A to advance laser-powered fusion technology. That is an enormous sum for a company at this stage, reflecting both investor appetite for long-horizon energy plays and the growing urgency around finding power sources that can actually sustain the AI infrastructure boom everyone keeps building toward.
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