There was bound to be a backlash at some point. The AT&T bashing has begun:
Working Assets is calling for a boycott of the iPhone. The locking of all iPhones to AT&T is unnecessary, and Working Assets has specific issues with AT&T -- including their stand on net neutrality, their warrantless wiretapping, and their handing over of customer records to the NSA. They say Apple is locking iPhone users into a service contract with 'a corporation whose practices seem to run counter to everything Apple stands for...
From Boing Boing:
Blorge.com also weighs in.
Warning: it's not warm and fuzzy.