>Such is “work.” Play is just the opposite. Play is always voluntary. What might otherwise be play is work if it’s forced. This is axiomatic. Work and play are both voluntary to different degrees. You can survive without working, although your existence will likely be miserable. You can also survive without playing, but again, your existence will also likely be miserable. Play is something we prefer to do voluntarily…
How all these things you mentioned are different from having a job: You do not have regular meetings with managers who evaluate your perceived performance against your competitors. No daily standups. Crossfit or not -- your choice. Paleo or not -- your choice. You can take a day off whenever you want to. You don't have to exercise in open space.