>If they can use the information from my past interactions with them to provide a better service to me, that seems fine. They can also use this data to underst

>If they can use the information from my past interactions with them to provide a better service to me, that seems fine. They can also use this data to understand how much further they can raise prices, and how much further they can degrade quality, before losing you as a customer, projecting that over their entire customer base to ensure they are providing the least their customer base will accept. This is the facebook model, figuring out how much damage to the signal:noise ratio the average punter will accept before leaving.