We seem to be in agreement that AT&T is exploiting a bad situation. The top poster asked why they don't come up with a more effective solution to eliminate spam

We seem to be in agreement that AT&T is exploiting a bad situation. The top poster asked why they don't come up with a more effective solution to eliminate spam calls for good. All I'm saying is that it's naive to assume any phone company will implement such a solution unless forced to do so.