well the book 3 thread is..well misguided, cause were on book 4 now! as of this post, episodes 1, 2, and 3 are on Nick.com/korra
They appear to be consistantly be being released at 3AM eastern/12AM Pacific on amazon instant video, and six hours later on nick.com
BEWARE! Spoilers may be ahead!
On that note, after seeing today's new episode, damn this really is shaping up to world war II.
Also, Toph, just..all of my yes.