Wirelessly posted (Mozilla/5.0 (iPhone; CPU iPhone OS 5_0_1 like Mac OS X) AppleWebKit/534.46 (KHTML, like Gecko) Version/5.1 Mobile/9A405 Safari/7534.48.3) I just noticed this, I normally have my data off unless I need it. And I turned it on and my iPhone loses signal with AT&T for like 10 seconds then regains signal. And repeats the process. It did not do this before 5.0.1. Is this happening to anyone else? It's really annoying. Thanks!