What’s next for CBS’s digital strategy?

They’ve already picked up last.fm, CNet, and more. So what’s the next slice in CBS’s digital pie? What’s the digital strategy?

Further acquisitions will be “video, mobile, and local,” according to Mike Marquez, CBS Interactive’s Merger & Acquisitions head.

While CBS’s strategy goes well beyond radio (obviously), it’s quite likely that radio will tap into all of these interactive areas.