History of Ripples::new 2 changes

In crates/backdrop/src/ripples.rs, lines 50–98 on 0024ccb1b05029300c29ddf888be7513897fa381fc0e0e7b8661e3f00229d460. 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 50,98:crates/backdrop/src/ripples.rs.