It's true that everything in this article could have been done with node.js, but the nginx configuration is pretty trivial, and nginx is good software. It's sta

It's true that everything in this article could have been done with node.js, but the nginx configuration is pretty trivial, and nginx is good software. It's stable, it's plenty fast, and you don't have to worry about a new release breaking everything. (I have nothing against node, mind you. I've used it for something similar to Google Wave, and it was very straightforward and capable.)