Apple and Comcast are in preliminary talks to partner on a streaming TV service that would reserve a congestion-free portion of the cable operator’s broadband service to ensure smooth video delivery, the Wall Street Journal reported late Sunday.

Details are scarce considering the early nature of the negotiations. But if talks come to fruition, such a venture would mark a breakthrough for Apple, which has futilely attempted many times to get in on the TV business but failed to come to terms on any of the variety of tie-ups that have been discussed.