Zeebox Preps For The US Launch Of Its Social TV App, With A Little Help From Comcast U.K.-based social TV startup Zeebox is getting ready for a U.S. launch, and when it does, it will be doing so with a big partner. Sources say the company is on the verge of announcing a partnership with Comcast ahead of its U.S. launch, which will also likely include a strategic investment from the cable provider.