Comcast made things official on Wednesday, unveiling the spin-off of most of its cable networks into a separate entity, led by Mark Lazarus, promising "a new growth trajectory" for the combined assets.

The mood of staffers at the NBCU cable networks Comcast intends to spin off is anxious and uncertain — but some are also cautiously optimistic.

Donna Langley is in the NBCU driver's seat as the Comcast-owned company prepares to spinoff MSNBC & other cable channels

Comcast Corp is planning to spin off a large part of its NBCUniversal’s cable TV channels into a separate publicly traded company (SpinCo).

Comcast is carving off most of its cable channels. Will its new spinoff be a hunter or prey? The media giant last week put an upbeat spin on its move to shed what Wall Street sees as an albatross - the bulk of NBCUniversal's cable networks,