Not sarcasm, I think, but an attempt at humor, the joke being that even though Banshee has been describe as being delicately and beautifully written, I'm so dense that to me it is about people who talk funny.
But yea, I love the Frostbit boy, (along with corn kid, apparently kid, and the argumentative kid (LInda listen!)) and on impulse wanted to share him again.
I somehow missed the whole "Man who Slips on Ice" story. The plaque!, lol, a near transcendent bit of dry humor. And then there's this, the man who slipped on the ice documentary: