His point was to learn the weird nuances and other "pointless" quirks of foreign cultures. It's worth it, because you get judged for not knowing trivial, cult

His point was to learn the weird nuances and other "pointless" quirks of foreign cultures. It's worth it, because you get judged for not knowing trivial, cultural-specific rules and knowledge. Like, hypothetically, how popular a foreign TV show really was in the 90's.