You’ve obviously never been to a bar. Conversations in bars drift over a wide range of subjects in a short time. They were talking about evolution. Ten minutes previously, they were might have been talking about Paris Hilton’s undies. And just before before that, the Redskins signing Alex Buzbee.
I’ve been in wide ranging discussions, bar or other. But I’ve yet to meet an illegal that would seem to find discussion of genus humanus interesting. Paris Hilton, sure.