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  1. Brian says:

    Mark, are you an elf?

  2. gyziger says:

    That was awesome

  3. triboelectric says:

    gotta run to see the hockey game, go Hawks!

    1) I hope you gave Claude Shannon credit for his device.
    2) Two of them, plus a mechanical coupling, could comprise an oscillator!

    1. SaskView says:

      They sure do: