I was thinking to myself recently, “it’s so very hard to find good programming language shirts to alienate and confuse onlookers with, so why not create one of my own?” A couple clicks, and ta-da:
(apply shirt '(self))
Here’s a convenient Zazzle link.
Or print it yourself. I hereby grant you permission to reuse the text design under the terms of the WTFPL 2. Knock yourself out. 🙂