A quick heads up that the fine folks in our AT&T Galaxy S II forums are reporting that the phone's Ice Cream Sandwich update is available again from the Samsung Kies software. The update briefly went live last week only to disappear again; AT&T says it was just testing things. But now it appears to be ready and willing.
So fire up Kies, and hit the link below to see what everyone else is seeing.
More: AT&T Galaxy S II forums