Photo: Charlie Sorrel/Cult of Mac GarageBand for iPad just got a great new update, adding three new drummers, gimmicky face-controlled audio effects, and one huge game changer: Keyboard shortcuts.

Reader Skip Edwards seeks an additional way to tinkle in GarageBand. He writes: I have a little toy piano that I would like to sample and use in GarageBand, but I have no idea where to start and what ...