The ATT business model must be based on the concept of over promise and under deliver.
ATT has an “unlimited” data plan for its customers but warns them that it’s unlimited only until they reach their limit.
When ATT customers on the “unlimited” data plan use too much data they suddenly find their download speeds slow to a crawl.
The new rates apply to about 17 million customers, mainly those that download a lot of videos or music. As you can well expect, the customers are not happy.