On Thu, 28 Jun 2012 08:34:42 -0400, Frank
wrote in
Re Don't invest in solar power:

Facetious, obviously, but any homeowner knows that stuff wears out and
has to be replaced. IMHO, estimated payback periods do not consider
this in their calculations.

Agree. Few people take depreciation into account when making an
economic decision. That's probably because it would interfere with
getting the answer they want.