As an aside, I have a solar panel array on my roof, even though I have electricity 'piped' to my residence. It will take some years to pay off the initial investment, but it sure as heck saves me and the grid many KiloWatt hours of usage.
Is milk the best thing for cats? A lot of people don't seem to think so. Put a dirty old frying pan out in the garden with some water in it - he'll go for it.
[CdM] Given that most of them there cats lived to seventeen years on average, I have to doubt that supposition. :)
Hmmm... seems to be going a bit too smoothly...