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nice, quite smart. 0/1 & with the delay and all.now i get how it works, thnx.i can now see how rgb leds could display color images and gif's, if your 1/0-values could be rgb values, and and image is rastered into the led amount, one could display multicolor images...
scratch a line in the length of the bottle on all sides, where it should crac. u can use a fixed glasscutter, and a rail 2 slide the bottle up n down. take two-second-glue, and glue a cord along the scratch, then use lighterfluid to soak the cord. put the bottle upside down, light the cord, and when it starts to turn black, put it in a bucket of water. a combo of following techniques: https://www.youtube.com/watch?v=WxKZ8hhcmvg
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