The real question, though, is what's in it for AT&T? Why should AT&T care at all which data plan you use to conduct a video chat via FaceTime?

If someone has an iPhone 4S on a traditional individual or family plan, they may have a 300MB data plan for $20 per month. If he or she goes over the allotted 300MB, an overage fee of $20 is incurred for an additional 300MB of data. If a customer with a 300MB data plan chose to use 1GB of data in a given month, he or she would be billed $80--$30 more than the 5GB data plan.

It's all the same 3G or 4G network regardless of which data plan customers subscribe to. If a customer and rack up data charges, that would be the customer's problem, and it would mean more money for AT&T.

The reality is that AT&T recognizes that iPhone users have been anxiously anticipating being able to use the , and AT&T is choosing to use it as leverage to extort customers to adopt the new "Mobile Share" data plans. Net neutrality violation or not, , and it deserves the pubic relations nightmare it created.