Sunglass, a "Google Docs for 3D objects" startup which came out of beta at TechCrunch Disrupt last week, has a couple well-known backers who know quite a lot about 3D content creation: Second Life founder Philip Rosedale, and founding SL investor Mitch Kapor. Running on HTML5 and WebGL, as TechCrunch's Kim-Mai Cutler explains, "Sunglass users can simultaneously access a single 3D model and suggest tweaks through chat or voice chat. There’s also a sketch tool for marking suggestions." Virtual world content creator DanielRavenNest Noe noticed Philip and Mitch are listed as "Supporters" on the Sunglass site, and I just confirmed with both of them that this means they're also financial backers:

"I love what they are doing," Philip tells me by e-mail, "and I am a small investor!" When I asked him, Mitch affirmed his backing (through his venture firm Kapor Capital) specifically in relationship to Second Life: