And my experience contradicts it. So what? The burden of proof is on the people claiming that it's more productive to do pair programming all the time, rather t

And my experience contradicts it. So what? The burden of proof is on the people claiming that it's more productive to do pair programming all the time, rather than just doing code reviews, collaborating when you need it, and otherwise not cutting your team in half. eXtreme claims require extreme proof.