[sdiy] Substitute for pin matrixes?

[cheater cheater]

No idea if that's what the links go to, but I think this sort of thing
could really work well as part of a Rube Goldberg device.

On Mon, Jan 25, 2010 at 14:44, Sam Ecoff <secoff at execpc.com> wrote:
>
> On Jan 24, 2010, at 8:50 PM, John Mahoney wrote:
>
>> I've had ball bearings in mind since someone used them in a sequencer (?)
>> -- a lovely project of which I can remember little else.
>
> Maybe this?
> http://www.youtube.com/watch?v=uKtisFD3PHE&feature=related
>
> or this?
> http://www.youtube.com/watch?v=wreP8FMupyM&NR=1
>
> Sam E.
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