Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient world slept only 6.5 hours a night.

在这些公司之前，雷军更是先人一步挖起了DeepSeek的墙角。 去年12月，第一财经爆料称，雷军疑似开出千万年薪亲自挖来“95后天才少女”罗福莉，后者是DeepSeek-V2开源模型的关键开发者。