nightjar nightjar@ wrote:
wrote in message
ups.com...
...
Windmills on houses are now being promoted, despite being one of the
deadest ducks we've seen yet. Solar PV has long been hyped, despite
never coming close to payoff, while solarthermal space heating is
consistently avoided. etc.

I think it is like ripping up cast iron railings in WW2: It wasn't any real
use, but it made people feel involved.


And Al suacepans. Useless for aircraft as quality of the alloy was
wrong, but Land Rover used it to make cars afterwards.

Colin Bignell