History of Sky::point 2 changes

In crates/backdrop/src/sky.rs, lines 367–370 on addec2bd64233dc417bc7fe3def21815b5960fcb4381bd5d35a8fc2db07594f3. 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 367,370:crates/backdrop/src/sky.rs.