# Tweet by [@keefmoon](http://twitter.com/keefmoon) on 2010-03-19 19:16:01 > [!INFO] Archived from [original tweet](http://twitter.com/keefmoon/status/10737033524) Professor Ditches Grades For XP System - Slashdot - schliz writes "Like in World of Warcraft, students of Indiana U… http://bit.ly/dwMRNW