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Definitely quite a bit of noticeable lag especially leaving and entering apps

Its only beta 2 though :)
 
Turn parallax off and I bet most if not all the lag will disappear.

Same thing on my ipad 2
 
I tried it out a little yesterday... Very bad experience.

Lag
Surprisingly not many apps crashed
Multitasking was dreadful

But I understand, it's a beta. :D
 
My iPad 4 is very laggy, not surprising this early in the beta. Now if I could just get used to the goddawful fonts and color choices.
 
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