In improv, the whole thing is that it is a relationship between the two people, as a back and forth. In standup, you don't really want to be listening to what somebody is saying; you want to project your jokes into their face.
John OliverYou don't really know when stand-up material is TV ready; it's just at what point you're willing to let it go and not work on it anymore. I'm not sure there is a point at which you think: 'And that is finished.'
John Oliver