On a sunny day (Sun, 18 Apr 2004 11:28:31 -0400) it happened KR Williams
wrote in t:

My guess though, is that solar cells for the individual will
never become cheaper than power from the grid, since the power
company has access to the same technology and a *lot* better
financing possibilities. ...and they don't have to have the pay-
back in my lifetime.
A guess it is, given that solar cell efficiancy will eventually reach 60 %
in my estimate, then yes, buy one like that in your next lifetime if you
believe in that stuff.
In the mean time there are thoso who use them now.
When the US gets a real oil problem, you can always get one at crisis price.
JP