NOTE! Updated 2011-11-27 to reflect hook.io 0.8.2. I recently jumped on the node.js wagon and began browsing around for interesting ideas associated with it. (If you don’t know anything about node.js, stop reading now.) A few days ago I stumbled upon hook.io and immediately felt it might be a little game-changer; something to invest knowledge in so you can hang out with the cool guys at JSConf and