It is close to certain that ArisKatsaris was joking (imitating the format of an exchange where one person says something about, say, a political candidate named John Smith, and the other person says "Oh, John Smith, isn't that the guy who won the Nobel Prize in Chemistry a few years ago?" and the first person says "I dunno, probably a different John Smith", while subverting it by (seemingly very confidently) applying it to a comparatively very uncommon name).