History of main 2 changes

In crates/oh/src/main.rs, lines 725–742 on d7050703d2f4c830367a32398629c87fe74160c58d1937c32b71eb313d29517f. 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 725,742:crates/oh/src/main.rs.