20 minutes is not enough time to drive you into a state of desperation, where you may be forced to try something novel which will expand your mind and future capabilities in unknown and unexpected ways. You might be driven to contact another human being, for example.

I was typing up a long and somewhat boring story.

So, the short of it is that this is a great insightful comment that I can back up with my own experience in making a game from scratch over the last 4+ years.