Better Code: Concurrency - Sean Parent This talk uses the primitives supplied by C++14 to build a simple task system. It discussing the issues with usage of mutexes for shared data and introducing concurrent queues and thread pools
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Leaders from Google, Meta, Microsoft, Oracle, OpenAI, Amazon, and xAI met with President Donald Trump today to sign a "rate payer protection pledge." It's one way they're responding to growing bipartisan concerns about electricity rates rising as tech companies and the Trump administration rush to build out a new generation of AI data centers.
The company’s gross margin has consistently been below the industry average, dropping to 23% in 2024 and then recovering to 24.7% in the first three quarters of 2025—still far below the 28%–32% level of leading players. Raw material costs accounted for as much as 87.5%, and rapid expense growth further squeezed profit margins. Overall, the company’s scale advantage stands out, but its earnings are not sufficiently stable. Growth remains primarily driven by store count, and operating efficiency urgently needs improvement.