please recommend an *easy* to setup device for visually indicating Build Status

Question

I\'m going to be doing a talk at Code Camp in Philly soon on Continuous Integration. I have no experience with lava lamps, ambient orbs, or whatever - but I think that would be

Answer 1

This article provides a discussion and the code to output Cruise Control build status via serial or USB. The parts are cheap and it doesn't look too difficult to put together.