早期以GPU为主的AI芯片，迭代周期约为18-24个月。随着AI热潮来临，需求方竞争压力加剧，对迭代速度的渴求愈发极端，这让英伟达和谷歌等将芯片迭代周期压缩到“年更”。
The US has deployed a low-cost combat drone in Iran modelled on the Iranian Shahed, as it pushes to accelerate weapons programmes because the Ukraine war. The Low-Cost Uncrewed Combat Attack System (Lucas) drone was deployed just eight months after its Pentagon unveiling. Defence officials said the compressed timeline reflected lessons learned from observing drone warfare in Ukraine, where both sides have employed thousands of low-cost unmanned systems.
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