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

[Keith Henson]

On Tue, May 24, 2011 at 12:08 PM, Eugen Leitl <eugen at leitl.org> wrote:
> On Tue, May 24, 2011 at 11:50:52AM -0700, Keith Henson wrote:
>> > The estimate being a bit
>> > on the high side, admittedly.
>>
>> Yes, about 20 times.
>
> I've seen estimates of >20% domestic demand for Germany.

I think I will skip that opening.

Keith