I built a drone with only one motor [video]

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• Cutting our inference bill by 68% by being obsessive about optimization

  We hadn’t made any significant architectural changes: the coordinator was still handing work to the same set of specialist reviewers, and the same risk tiers decided how intensive of a review we gave. Around mid-September we tasked our agents with working out where those tokens were going and cutting them — aggressively. With code quality at high effort, the average review now costs just $0.77, down 68% from the $2.43 it averaged over our two most expensive weeks before we started.

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• I tried a $99 plug that promises to track your car and send help when needed — without selling your data

  A $99 plug promises to track your car and send help without selling your data. The Miles Plug offers crash detection, roadside assistance, location tracking, and a warning-light decoder for $11 a month. The app features an AI chatbot called the Miles Mechanic that helps with repair estimates and driving insights. It also allows users to download, stop, and delete their data.

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• Tech stocks had a nice oversold bounce on Monday. Earnings this week will determine if it's for real

  The S&P 500 and Nasdaq Composite rallied on Monday due to a rebound in artificial intelligence companies, with chip stocks surging. The iShares Semiconductor ETF (SOXX) is on pace to snap a nine-day slump, while the iShares MSCI South Korea ETF (EWY) surged 4% after suffering steep declines over the past week. Major tech names such as Meta Platforms and Tesla will report earnings this week, which investors will closely monitor to clear recent worries about the sustainability of the AI trade.

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