Thu, 2019-05-02 06:12 — monkeymania How Blue LEDs Changed the World Video of How Blue LEDs Changed the World I forgot to add a description! 4.666665 Average: 4.7 (6 votes)
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(Old Spike)
'after thomas edison invedted the lightbulb' they say...i wonder how much of the rest of it is also bullshite..