What do you do when you’re trying to sell your network to geeks? For a T-Mobile spokesman, it involved pointing out that the carrier is currently home to over 1 million unlocked iPhones, even though those devices aren’t officially supported by the carrier.

As we reported a few days back, there was clear indication that Apple would begin selling unlocked iPhones at its stores today. As expected, Apple has began selling unlocked GSM iPhone 4’s at its stores and on its website, but is now the best time to get a brand-new iPhone?