“I’m going to visit a barber while I’m here in Tokyo.”
“Oh really?”
“Yeah I am very interested in Japanese barbers because of YouTube.”
“Do you speak Japanese?”
“No but I have memorized my lines. Can I practice them on you? *nails it*”
I think we underestimate the value created by the Internet so scandalously.
Suffice it to say that is a complicated can of worms but the are able to successfully play the character they want to be playing automatically, in a contextually appropriate fashion. This requires no small degree of skill.