>> So if this technology is the future... where is it? How come it's
>> completely vanished off the face of existence?
>
> It hasn't - some of it didn't work out.

I meant optical computing specifically. Nobody talks about it any more. 
So what happened to it?

>> So why is absolutely nobody using this stuff? I can only imagine that
>> the answer is the same as for the 3D IC. In other words, "it's too
>> expensive" combined with "we haven't reached the hard limits of current
>> methods yet".
>
> There is a certain amount of technological inertia to overcome - current
> methods are cheap, developing new methods costs a lot of money,
> especially when you start talking about large-scale production.
>
> So in essence, you're correct. :)

Heh. Thought so.

In that case, presumably once current technologies start hitting 
hard(er) limits, new ones will start to be viable.

-- 
http://blog.orphi.me.uk/
http://www.zazzle.com/MathematicalOrchid*

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