Lots of hobbies have times where you don’t enjoy the work, or you screw something up, or something just won’t work and you walk away in frustration. Video games are basically designed to be frustrating so you feel accomplishment.

If we didn’t need to work we could have bigger, more complicated hobbies, with more opportunities for frustration.

But if we didn’t have to do them in the first place why would we call them jobs?