Either you give them a wiped-cleanse account, or, ideally, you would just give them whole regulate about the interface, but hold the state of the account as no matter what they ended up just observing, to not have the leaky abstraction of, Ok, the tour-manner stuff was really just phony objects made in a phony point out that we exhibited to you, but it was basically a lie, which is how a ton of them are implemented.