[ExI] Wind, solar could provide 99.9% of ALL POWER by 2030

[Dave Sill]

On Fri, Jan 18, 2013 at 3:14 PM, Rafal Smigrodzki
<rafal.smigrodzki at gmail.com> wrote:
> On Fri, Jan 18, 2013 at 12:27 PM, Eugen Leitl <eugen at leitl.org> wrote:
>
>> So whenever you're using a derived, secondary source of energy,
>> especially one that is limited (because it's a nonrenewable resource, or
>> is fundamentally limited, as biofuel due to HANPP) it always
>> make sense to consider tapping the primary.
>
> ### No, not always. Only if the secondary is close to running out or
> if the primary becomes cheaper (in a very general sense of being more
> economically efficient). I am reasonably certain that we *could* use
> solar and wind to supply 99.9% of all power by 2030, and we *could*
> hop on one leg instead of walking on two but, why?

I think the key word in Eugen's quote is "consider".

-Dave