A REALLY fucking hard riddle game on the web, created by David Munnchen. As you solve the puzzles, you will learn quite a bit about computers.
As of this writing, I am stuck one Notpron level 21, out of around 186 in total.
by Darth Ridley January 21, 2007
1 more definition
Hardest Riddle on the Internet.
I cannot get passed level 5 of Not Pron. It's that hard!
by Bill the Patgoat January 29, 2011