Vint Falken writes: "When I wrote about Head & Feature tracking using Irrlicht and ARtoolkit a few months ago, we all agreed we wouldn't see this coming to Second Life anywhere soon. We all were wrong, as now there is the 'VR-WEAR SL head analysis viewer'. Get the custom viewer (<- page not working atm, go here), hook up your webcam and make sure you're 'well lit' and start smiling! Or is it a bit more complicated than that?"
