Thread: Solar Heating?
View Single Post
  #86   Report Post  
Posted to uk.d-i-y
David Hansen David Hansen is offline
external usenet poster
 
Posts: 3,356
Default Solar Heating?

On Tue, 11 Dec 2007 02:04:30 -0800 (PST) someone who may be
wrote this:-

I think you are being a bit generous with your payback times.


I'm not particularly bothered with such crude figures. If we used
simple payback periods very few new things would be built.

However, I have been just bothered enough to calculate such things,
in order to rebut the assertions of the antis. I don't think I am
being generous.



--
David Hansen, Edinburgh
I will *always* explain revoked encryption keys, unless RIP prevents me
http://www.opsi.gov.uk/acts/acts2000/00023--e.htm#54