Why Comcast is pulling out of cable-TV service

Comcast is getting rid of its cable-and-satellite service, replacing it with an all-in-one bundle of streaming-media services.Comcast’s announcement Wednesday came in the wake of the launch of a new version of its streaming-video service, the Comcast Now, which costs $35 a month and allows for streaming video, movie, and music to be streamed on-demand and …