Kind of off-topic, but I don't really understand what Node.js is about until this presentation. http://jsconf.eu/2009/video_nodejs_by_ryan_dahl.html http://jsc

Kind of off-topic, but I don't really understand what Node.js is about until this presentation. http://jsconf.eu/2009/video_nodejs_by_ryan_dahl.html http://jsconf.eu/2009/video_nodejs_by_ryan_dahl.html http://s3.amazonaws.com/four.livejournal/20091117/jsconf.pdf http://s3.amazonaws.com/four.livejournal/20091117/jsconf.pdf