Bamboo computer

[woodelf]

Jim Battle wrote:

> Ron Hudson wrote:
>
> ...
>
>> If the desert island has vines you could make a rope computer, as 
>> described in a
>> Scientific American, I don't remember the issue.
>
>
> It was an april fool's issue, I believe.  If memory serves, the island 
> was called APRLFUL or something like that.  The article showed how, 
> with clever arrangements pullies, toggles, springs and such, inverters 
> and simple logic gates could be produced.  Entertaining enough.
>
> The problem with that "computer" is that the logic gates have no gain.
>
What you want is 'reversable logic'.  Mechanical logic may make a come 
back in
computing since moliecular sized logic can use very little power.
Ben alias woodelf