You'll live to be embarrassed by that; this is actually going to be built. I've heard from six people who've started working on something like it already.
It's not even that hard: Facebook for the platform, directed edge for the recommendation engine, something like camarades.com / ww.com for the webcam plugin.
It's not even that hard: Facebook for the platform, directed edge for the recommendation engine, something like camarades.com / ww.com for the webcam plugin.