4g or not 4g

How Fast Is T-Mobile's "4G" Data Network?

How Fast Is T-Mobile's "4G" Data Network?

T-Mobile rushed out of the gates with news this week about its high-speed 4G mobile data network. Not so fast, said competitors and telecom experts, who were quick to point out that the network is more like “3.5G” and isn’t nearly as fast as other 4G networks. [More]