If a lot of your day is spent building and rebuilding software, you want to know at a glance how things are going. You could walk over to the monitor and look at the text symbols that humans use to communicate, or you could glance at a softly glowing orb that lets you know what’s going on. devon.jones has posted an Instructable that shows you how to do it using Arduino, and even shows you how to build the orb. Link