Layer TV is a start-up by industry insiders, including Comcast. It will be an IP video service.
"Layer3 TV -- whose Web site carries the tagline, “Tomorrow’s Television Today” – is being cryptic about its product and its plans, but the startup is emerging as programmers continue to loosen up on distribution rights that enable over-the-top delivery."
The article is pretty interesting. Looks like they have some experienced people running this project.