You’ve waited in line for days with Steve Wozniak. You throw down a  couple bills, plus a few more on a new 2-year contract. You finally have your iPhone 4S. And then you can’t use the damn thing.

With online pre-orders for the new device sold out across all three carriers—AT&T, Sprint, and Verizon—and lines at almost every Apple retail location all over the country this morning, it’s estimated that Apple may sell about 4 million units alone this opening weekend, which would more than double the iPhone 4’s opening numbers of 1.7 million units. As a result, AT&T customers in particular have been experiencing hour-long delays in being able to activate their phones, with some ultimately still unable to do so.

Peep the video above for a first-hand account.

[via Mashable and Business Week]