The split would cleave off some of NBCUniversal’s best-known brands, which face the same cord-cutting challenges as many other major cable channels.

Comcast said Wednesday that it will spin off its cable networks, including MSNBC and CNBC, in a bid to unshackle its movie studio and theme parks from the waning fortunes of traditional television. NBCUniversal,

Comcast is waving farewell to its less-important NBCUniversal television assets, as MSNBC, CNBC, USA Network, Oxygen, E!, Syfy, and Golf Channel - and holdings like Fandango, Rotten Tomatoes, GolfNow,