Comcast uses its own computers to masquerade as those of its users in order to disrupt and throttle internet traffic—specifically the peer-to-peer kind—whenever it chooses, according to nationwide independent tests carried out by the Associated Press. A Comcast rep dances around the charge by saying that the company doesn’t “block” access to anything—but he makes no mention of throttling or disrupting connections to shape traffic, probably because if he did, he’d have to admit to it or blatantly lie.
