I was reading zanhar1's article link and one thing she said really popped out at me. Here's the quote:
"The main reason as to why I think TLOK gets so much hate is because ATLA was such a great show that by comparison, Korra just doesn't stand a chance. I mean Avatar was a masterpiece with unbeatable and lovable characters (to the point where one can even love the character they hated to some degree!) and a wicked plot. With that in mind I think people set their standards too high. They were expecting something that would blow Avatar away or at least match up with the show. And when Korra was...