I think you are right about Lex and also thanks for the compliment! Even if you know about branch prediction, then asking the guest to explain it, maybe even p

I think you are right about Lex and also thanks for the compliment! Even if you know about branch prediction, then asking the guest to explain it, maybe even pretending not to know about it, is a great way to have concepts introduced and make things more approachable. Lex wouldn't be as popular as he was if he didn't have a good sense for the level of knowledge his ideal listener has about the subject.