@alloydflanagan OK, i think it's `Alt`+`E` but for whatever reason alt is giving me grief on a mac
https://fishshell.com/docs/current/interactive.html#shared-bindings
> Alt+E edit the current command line in an external editor. The editor is chosen from the first available of the `$VISUAL` or `$EDITOR` variables.
@alloydflanagan wrote this up here:
https://schpet.com/note/editing-shell-commands-in-editor
so happy to figure this out