I think the path to monetization will be a no-brainer as well.
Contrast that with the folks as Svpply (I heard hopes for them for early on) who sit around saying "They’ve (pinterest) locked themselves into a niche community of 22-35yr old women" while Pinterest is absolutely blowing up and eating their lunch. Very stupid and short-sighted view IMO. http://pieratt.tumblr.com/post/10452105095/who-svpply-is-com...
Take note on what your spouse/kids/SO spend their time engaged in.