I think the payout for these activities is the honing of your skill set. Some of those projects still have potential (Zookeeper) to earn some ROI. I would, in

I think the payout for these activities is the honing of your skill set. Some of those projects still have potential (Zookeeper) to earn some ROI. I would, instead of giving up on all of these, pick one that you think has the most promise, and develop it until you have a solid prototype. Your market fit doesn't always come immediately, it may take you years of focus and stress. What Mizza says is very true as well, you are an artist. So I think you should build your masterpiece.