Pixel Exerciser - Background

An irritating green dot in the middle of the screen. A faulty broken pixel, a damaged monitor obviously, but could it be fixed? Countless of information sources on the internet said that it could, but not exactly how. Compiling the various sources of information and learning the technology behind it resulted in the need for a tool that where easy to use and also provided the background and information needed to troubleshoot faulty pixels on a LCD screen and also identification of broken, unfixable, dead pixels on the monitor.