After you really internalize the Vim movement keybindings, using anything else to move, from arrow keys to home/end to the mouse, feels like an interruption in

After you really internalize the Vim movement keybindings, using anything else to move, from arrow keys to home/end to the mouse, feels like an interruption in your workflow. The wrist movements are what kill you by a thousand cuts. It's like TrackPoints versus mice. Once you're used to never leaving the home row, the alternative feels rough and unergonomic.