Gravity, founded by ex-MySpace execs, first launched into private beta last December.

“At a high level Gravity is an evolution on forums,” I wrote when they launched. But the core of what makes Gravity special was the technology to track the Interest Graph: “Gravity has created a new way of thinking about and

Who isn’t a sucker for maps, and especially maps about the Internet, and especially interactive maps about the Internet that also function as a “Who should acquire who?” acquisition guessing game where people can add their suggestions about what companies should buy what other companies just like you