Looks ok not sure if im that face book or twitter crazy to need them bulit in but im sure many do. Based on chromium which is what Chrome is based on funnily enough
Does act like a facebook app and you need a facebook login to use and they store your data on there server so up to you but some people may prefer the convenice of being able to sign in and having all there social media built in.
www.rockmelt.com
