Doesn't happen with `j`. Weird. The `J`s sometimes apply to themselves, thinking they swap, but they are just swapping a `J` for another `J`. Might have something to do with #2.
Doesn't happen with
j. Weird.The
Js sometimes apply to themselves, thinking they swap, but they are just swapping aJfor anotherJ.Might have something to do with #2.