History of deepen 2 changes

In src/cli/sync.rs, lines 730–752 on e5f8920bc8d0acad095a8d2b3b747481bd148e01456a7505967158dbff1fae8d. Every change that wrote or deleted one of these lines, or deleted a line from between them. Exact, because each line keeps its identity across edits; edits elsewhere in the file are not here. Also: oxy log -L 730,752:src/cli/sync.rs.