History of main 9 changes

In src/main.rs, lines 8–23 on 4dee277c327ae9e908daff85af60474484fb0ccbc9fdf4262a754b607aa3e6f9+a70dce536476320af18e51c7cc862d118ba24521f235fe2a1c34664f9f1dd5db+ff0af1ee299d64b3ca59b3a9f70da9645e199e3e13c338c2c29a4fb300939220. 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 8,23:src/main.rs.