This is a proof of concept for running realtime apps off a WordPress database with high scalability
sudo apt-get install node
npm install mysql npm install socket.io
In server.js, configure DB params from lines 8-11.
cd to dir, type node server.js
Visit http://hostname:1337 in the browser
The text will change color on every refresh. Save a new draft and it will show up on the page with the next color change.