There is another factor that weighs into this, almost all of the carriers have aspects of throttling in their "unlimited" plans which, under the previous admini

There is another factor that weighs into this, almost all of the carriers have aspects of throttling in their "unlimited" plans which, under the previous administrations interpretation of Network Neutrality would probably not have passed muster. But now, the FCC has relaxed the regulations in that area so they all probably feel a lot more freedom to have these types of plans that in reality are not unlimited, or more precisely, unlimited up to a point.