The Nytimes has an article today about how solar power still doesn't make economic sense. They use an example for a house with a system that costs $54000, which to me seems excessive. The only way solar power will make sense for anyone is to first cut down the demand side of the equation, you can't solar power conventional air conditioning! I took a class a few years ago on designing and installing PV systems, and I learned from that class that it is possible to either be a shark and screw people out of a lot of money and sell them things they don't need, or you have to live like the instructor did, in a crappy 30 year old camper. The 3rd way to live would probably entail me continuing to work in the oilfield while selling PV on weekends. To me, the people that installed a $54000 system are sharks. A rule of thumb would guestimate a pv system costing $15/watt installed. So a $54000 system would be a 3.5 kilowatt system, and if New Jersey gets 4-5 usable hours of sunlig...