Sean, which parinfer package are you finding more predictable?

perhaps this is the one under discussion? https://github.com/mauricioszabo/atom-parinfer-plus - using parinfer-rust: https://github.com/mauricioszabo/atom-parinfer-plus/commit/f35d0874013eeb81a5adb165799ef55521a1b42e

Yup, that's the one.