Give us a try - http://ratchet.io http://ratchet.io . Mention HN when signing up and I'll send you an invite right away. Btw, it is fairly simple to build a mi

Give us a try - http://ratchet.io http://ratchet.io . Mention HN when signing up and I'll send you an invite right away. Btw, it is fairly simple to build a minimally-useful product like this -- I built our prototype in about 2 days. But there's an extremely vast array of really cool and useful functionality that we're working on that takes a lot longer :) We're currently at around 20k lines of code.