To most people, player pianos may be fascinating for the clockwork manner they go about making music. But Richard Groman wants a little bit more. Groman, co-owner of Keystone Music Roll Company says ...

Atom is a “piano roll” sequencer for making music on iOS. A piano roll is named for the software used to run olde worlde player pianos. It’s a roll of paper with holes punched in it. As the roll moves ...