>>42547496
I heard from someone that it's a reference to the 4cc cup and the player known as >rape.
It was a hidden signature in Daring Do and the Attack of the Snakes where >rape comes into the story. It's a book from 2013 that anons published on Amazon.

>>42476596
My personal favorite, though most I've showed it to don't get it, so I gotta keep explaining the joke. It's a self portrait, after all.