As soon as something becomes work, there is a contract (expicit or implicit) that comes with rules and conditions. After a while, any activity under contraints,

As soon as something becomes work, there is a contract (expicit or implicit) that comes with rules and conditions. After a while, any activity under contraints, rules and conditions imposed by others stop being fun, unless you are very powerful / famous / popular and you can put the rules / conditions (and even in that case, sometimes it is not possible).