Yes, iTunes should still activate the phone with the ST SIM inside (it is still an at&t SIM). I've done this with my 3GS before without issue.
Originally Posted by OMGDog
Personal Hotspot will only work if you enable tethering and modified the APNs to enable tethering (my previous posts here and here will help you do so nearly permanently w/out buying Cydia tweaks, or use this topic's first post to do so with paid apps and tinkering).
My common forum nick: GenesisDH.
R.I.P. Circuit City
We are the Bor... the new AT&T: Your World, Assimilated.
1000th post: Sept. 29th, 2008, 17:42 CDT