The word "contest" is bad for us because it implies that the only reason you'd participate is to beat other people, but really your primary adversary in these challenges is Erin, Patrick, and me.
"Challenges" or "programming challenges" sounds good to me.
The textfile was a fun read, best of luck!
Also: we're very much structured like a conventional CTF; it's just a CTF we're not taking down after a few days.