1.) I couldn't notice anything whatsoever.
2.) There's a very slight green tint on the left half of the screen and a slight red tint on the right half, I might end up returning it and exchanging it for a new one.
(1) I'm glad you like it, especially after switching from a 240hz panel. (2) Perhaps buy a second unit and return whichever is worse since there's always the possibility of getting a worse replacement.