User blog comment:Jimeee/Skyrim 1.9 beta update adds Legendary difficulty and raises level cap (Updated Apr 8th)/@comment-71.237.29.140-20130308134111/@comment-67.177.107.19-20130309045255

It's an exploit. Glitches and exploits are supposed to be fixed. End of story. If it was just a clever use of game mechanics, like say the Iron Dagger forging, or the high level Alchemy potion super buffs to skills, then maybe. But it isn't. It's an unintended glitch.