Comcast is a blight and the cost on the American economy as a whole is underestimated. They would simply not exist in their present form if there was a diverse, competitive telecom industry.
Perversely, fighting for a healthy telecom industry seems like it might be one of the few things Democrats and Republicans could ideologically agree on, yet the truth is that no progress is even in sight. The relative lack of importance of ideology is highlighted in cases like this, where the excess of lobbyists are the only true source of influence.