Proving predatory pricing is very hard to do because the real incremental costs of a service is usually well hidden from competitors and even regulators.
It doesn't exactly take a recombinant gene technologist to see that $9 for 200 SD and 25+ HD channels is artificially low.
Direct TV has ads now where one gets 5 Months free!!! Sounds grea.*
*With a 30 month contract, where months 6-30 are $109/mo, and there is a $300 ETF