History of HubBackend::open 3 changes

In crates/hub/src/protocol.rs, lines 118–131 on a0dd06b0094eb52d4347f6bde0572de667a0d2cbac5878d9e6928ec3bba09947. 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 118,131:crates/hub/src/protocol.rs.