ref: 7ebf10d47b1795719f77c47f0b0880a423a0a512
dir: /TODO/
*** commit blockers *** - atomics for all archs - docs *** important bits *** - repair tools *** nice to have, can go without *** - non-adm controlled snapshots - reclaiming data from deleted files is very delayed - performance optimization: - bulk block frees - root block faster upsert - small file optimizations - inline data *** probably not *** - transient exec snapshots