Do Comcast (CMCSA +0.6%), Time Warner (TWC +0.5%), and other cable providers run their own...

|About: Comcast Corporation (CMCSA)|By:, SA News Editor

Do Comcast (CMCSA +0.6%), Time Warner (TWC +0.5%), and other cable providers run their own private Internet when they offer lush on-demand video services at they same time they impose data usage caps on customers? That's the crux of the matter the DoJ is investigating at the behest of streaming firms such as Hulu and Netflix (NFLX +1.4%) - with their contention that the companies are unjustly rebranding the public Web as a private product.