In a word, don’t. iOS4 on iPhone 3G from Josh Russell on Vimeo. OMG slow! Third party apps don’t work after a restart (this is huge, be careful not to let your battery run out) But you do get folders! (yes ok, you do get some good stuff, multiple exchange accounts, syncing of notes to gmail… Continue reading My review of iOS4 on iPhone 3G – basically, don’t do it