One quick, effective and probably not entirely illegal manner to raise the issue would simply be putting a sign on top of any comcast user's pageview saying som

One quick, effective and probably not entirely illegal manner to raise the issue would simply be putting a sign on top of any comcast user's pageview saying something like, "Since your internet provider has forced us to pay X amount of money per GB to provide our service to your specific account, and we currently haven't figured out a cost scheme to account for that, your movie viewing experience is being adjusted to fit our current costs. (hyperlink)Tell Comcast how you feel about this."