Colours for CRTs

Colours for CRTS - 2013 A little tool to draw lines and colours on your screen with adjustable sizes. Keyboard operated. I used this as a means of demonstrating magnetic fields by rubbing a CRT screen with hard drive magnets.Just a disclaimer: if you rub magnets on your CRT or screen it could cause irreversible damage and I am by no means responsible for whatever you do. I've had some luck restori…