One can also think of work on one's "side projects" as something like a musician's practice sessions. There's value in the time spent even if all you're doing i

One can also think of work on one's "side projects" as something like a musician's practice sessions. There's value in the time spent even if all you're doing is drilling your fingers and keeping your technique sharp. It can also be an opportunity to stretch yourself and develop new skills beyond what your main gig calls for.