In Anarchy, State, and Utopia (1974) Robert Nozick imagines a machine that gives you any experience you want, writing a great novel or making a friend, while you float in a tank. “Should you plug into this machine for life?” He bet most of us wouldn’t: we want to do things, not just feel them.
How to play it
Choose your lives and climb in. Keep an eye on the door.
That’s the whole collection examined, every room. Now imagine doing this with your own life, for a year, with two people who come to know it well. That’s membership.