History of deepen 2 changes

In src/cli/sync.rs, lines 730–752 on 4d6c9c1b358cb39e29dc4afdd962b3efbebea2ae9934416e8ced44ffd8a9f54d. 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.