Comcast launches X1 recommendation feature; DirecTV sues TVEyes

More cable news from across the Web:

> DirecTV has sued TVEyes, accusing the TV monitoring service of improperly transmitting video from its commercial DirecTV accounts. Article

> Having just been spun off from Graham Holdings, Cable One had a big first day on the NASDAQ, topping $400 a share amid light trading. Article

> Dick Costolo is stepping down as CEO of Twitter amid allegations by shareholders that he has not done enough to monetize the platform. Article

> Comcast's latest upgrade to its cloud-based X1 video platform includes a Netflix-style "Because You Previously Watched" banner of thumbnails, recommending movies and shows based on known viewer tastes. Article

> Sprint is considering partnerships with other cities on smart city deployments similar to the one it has struck with Kansas City, Mo. Article

> Nickelodeon has made its popular Nick App playable on Roku. Article

And finally… Stephen Rowley, Cox's senior VP for business services, says cable companies will band their business services divisions together to serve national accounts. Article