Here's a breakdown of what's making cable waves today.

DirecTV Group Inc. (NYSE: DTV) added 184,000 U.S. subscribers during a first quarter that saw many of its cable MSO competitors continue to shed video subs. (See Comcast Offsets Video Pains With Broadband Gains.)

Facebook may acquire Skype Ltd. or form a joint venture with the company, Reuters reports.

Antitrust laws don't do enough to preserve the open Internet, Federal Communications Commission (FCC) Chairman Julius Genchowski will argue at a House hearing today in which he'll fight to keep the Commission's new net neutrality rules alive. (See House May Repeal FCC's Net Neutrality Rules.)

TiVo Inc. (Nasdaq: TIVO) boxes can do a lot of things. They can set season passes, access popular Web-sourced video and zip through ads. They can also improve your sex life, according to the company's "Turn On The Love" survey.

Subscriber growth in Western Europe headlined Liberty Global Inc. (Nasdaq: LBTY)'s solid first quarter, with Unitymedia GmbH of Germany leading the way thanks to a 250,000 sub boost. (See Liberty to Buy Unitymedia.)

U.S. DVD sales dropped 20 percent in the first quarter, while sales at subscription streaming services like Netflix Inc. (Nasdaq: NFLX) grew 33 percent and digital purchases increased 10 percent.

CBS Corp. (NYSE: CBS) is accused of "massive copyright infringement" for distributing 220 million copies of LimeWire LLC file-sharing software through CBS Interactive's CNET unit.

Warner Bros. said it'll use its acquisition of film-centric social media site Flickster to promote its "Digital Everywhere" multiplatform video application.

Twitter Inc. is taking credit for driving TV viewers to coverage of the Royal Wedding, demonstrating its impact in this video:

— Steve Donohue, Special to Light Reading Cable, and Jeff Baumgartner, Site Editor, Light Reading Cable