Can salvage while in the air. Locks you in the air see video.

http://www.youtube.com/watch?v=yMr6Y-v7Bok

None of my hotbar keys use actions or anything on the hotbar.

Jump lag see video.
http://www.youtube.com/watch?v=_of2UvUtv-0

De-sync while running after others, they warp once in a while.

Swim full swimming speed even while in combat mode.

You can hear loud sounds from far off as if they were near you.

Esc cancels actions but still can yield results see video. (Maybe even skill gains)

http://www.youtube.com/watch?v=wXQdovW4euo

If out of stamina while in current action your action bar doesn't move and you stand there looking as if you are just lagged out with 1/2 of your action bar.

Clipping see video.

http://www.youtube.com/watch?v=GE5Dkp4BCV4

Items of the same type do not stack in your backpack even after moving them on top or around.