checkboard, think you are getting your knickers in a twist and being very hostile to new blood.
He introduced himself, said what he does and where. The ensuing conversation is a a few guys comparing notes. I don't see any advertising or any reason to be so aggressive.
Ron - Welcome to PPrune. You will find that it gets a bit wild in here at times but roll with it. I do similar to you in the UK (although not retired yet!).
Enjoy!!