Below is a small diff showing how little it takes to hook the Twitter Streaming API in to the Socket.IO example using twitter-node, inspired by Cody Soyland's twirc.js.
To use, make sure you have twitter-node installed. If you have npm:
npm install twitter-node
If you're running the example directly from a git checkout of Socket.IO, make sure you get the client submodule first:
git submodule init git submodule update
Here's an example of it in action: