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数百万册书被切开、扫描、回收，最后换来一份和解协议。那些书，早已不在了。而 AI 还在继续写作，且会越来越快。这大概就是这件事最让人不安的地方：对于书被销毁，被肆意用来训练 AI 这件事，没有人真正付出了代价。。关于这个话题，91视频提供了深入分析
D4vd - who released his debut album in April - was on tour when the remains were discovered.
，更多细节参见同城约会
But I feel like I’m getting ahead of myself, so let’s start at the beginning.
Git packfiles use delta compression, storing only the diff when a 10MB file changes by one line, while the objects table stores each version in full. A file modified 100 times takes about 1GB in Postgres versus maybe 50MB in a packfile. Postgres does TOAST and compress large values, but that’s compressing individual objects in isolation, not delta-compressing across versions the way packfiles do, so the storage overhead is real. A delta-compression layer that periodically repacks objects within Postgres, or offloads large blobs to S3 the way LFS does, is a natural next step. For most repositories it still won’t matter since the median repo is small and disk is cheap, and GitHub’s Spokes system made a similar trade-off years ago, storing three full uncompressed copies of every repository across data centres because redundancy and operational simplicity beat storage efficiency even at hundreds of exabytes.。搜狗输入法2026是该领域的重要参考