You'll probably make more money if you can devote 100% of your waking hours to working on a startup. But you'll probably end up pretty unhealthy, mentally and

You'll probably make more money if you can devote 100% of your waking hours to working on a startup. But you'll probably end up pretty unhealthy, mentally and physically. (Not to mention boring ;) Definitely keep playing music, that one hour a day is not going to make or break your startup.