If you're like me and didn't get a key yet, here's a live feed of the korean version with a english speaking player. He answers lots of questions on how the game works and such. http://www.twitch.tv/vgzilix

http://login.ign.com/prime/promos/Tera/

IGN has a promo going, they're giving out keys to this beta! Get em while you can! :D
Just sign up for IGN Prime (trial) and then after you get the client loading go ahead and take off IGN's autobilling svc. Ta-da! free key. ^.^