Cuba has vowed to defend itself against any “terrorist and mercenary aggression”, a day after border guards said they had killed four exiles on a Florida-registered speedboat that opened fire on a patrol.
A git repository is a content-addressable object store where objects go in indexed by the SHA1 of their content, plus a set of named references pointing at specific objects by hash. The on-disk format (loose objects as individual files, packfiles as delta-compressed archives with a separate index, a ref store split between a directory of files and a packed-refs flat file with a locking protocol that breaks on NFS) is an implementation detail. The protocol for synchronising objects and refs between repositories is what actually matters, and since git-the-program is just one implementation of it, you can swap the storage backend without clients noticing.
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两周前，曾获奥斯卡最佳动画短片提名的爱尔兰电影人卢埃里·罗宾森仅用了两行提示词，就让Seedance 2.0生成了那段在互联网上疯狂传播的“汤姆·克鲁斯大战布拉德·皮特”AI视频，效果之逼真让整个好莱坞神经紧绷、如临大敌。
Nature, Published online: 25 February 2026; doi:10.1038/s41586-026-10217-z
"A lot of people are speculating we're going to get a tremendous amount of money - it doesn't work like that," Paul said.