I am guessing that many of you are fond of LEDs because they just happen to have a special brightness of their colors. If you were thinking to buy some LEDs, I think that you will be happy to hear that you can do it yourself. You will need an old VCR but if you already thrown those things away, a CD-ROM will be just fine. Charles Palen used his VCR, pinwheels, wiring and some power tools, but it will be better if you watch him in action in the …