Tried FoxFi as well. It was able to start without any errors but it's not broadcasting anything.
Nevermind. Got it to work using another app. Luckly I only need it once in a while so the pain to turn it on and off doesnt bother me.
Do wish AT&T didnt make such a fuss about tethering with the unlimited plan (yay grandfathered plan!)
Archos 5it 500gb || Archos 101 G9 Turbo 1.5ghz w/1gb RAM & 250gb hd || Evo Shift 4g (rooted & CM7) || Samsung Galaxy Note 2 (rooted)