User blog comment:Jimeee/Skyrim 1.9 beta update adds Legendary difficulty and raises level cap (Updated Apr 8th)/@comment-120.61.179.32-20130304165859/@comment-65.162.44.82-20130304175409

Well, yes, in a way.. If you play on master difficulty; enemies have higher health and you do less damage. So rather than just getting one hit to kill something, you'll get more and get more experience