[ExI] Small scale solar payback time (was Re: Planetary defense)

[Emlyn]

On 19 May 2011 15:02, Alan Grimes <agrimes at speakeasy.net> wrote:
> Emlyn wrote:
>>> Keith
>>
>> If the tech is improving at a good clip, then the idea of short
>> payback time, disposable cells (hopefully recyclable) might be highly
>> preferable to long lasting tech; you don't want those cells up on your
>> house for 40 years if 5 years after you install them, they are an
>> order of magnitude worse than the new cheap stuff in the shop. Sort of
>> like, who is currently using a 40 year old computer, or even a 10 year
>> old one?
>
> I got such a machine downstairs serving a wiki at 66.92.168.49:8000 ...
> Just tonight I finished copying the outline of my book to that wiki. =P
>

I think my oldest machines are about 6 or 7 years old, but it's very
hard to justify, given how ridiculously cheap new and newish hardware
is, and how seriously it kicks the old stuff's butt.

-- 
Emlyn

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