Yeah i have been having trouble..as soon as i connect my iphone my itunes stops responding..i get the rainbow wheel spinning and cant do anything in itunes..but if i unplug my iphone it starts working again no problem..then if i plug it back in .. it stops working...i read somewhere if you delete podcasts it will work..well mine didnt..i uninstalled itunes and reinstalled the newest itunes and its STILL doing the same exact thing.. i cant sync or do anything with my iphone.. i am on firmware 3.0