A beginning ....... I think it is fair to say, the solar thermal industry has always been the underdog since the PV industry started to blossom. Prior to that it was the flag of choice carried by renewable energy advocates, dauntingly flying in the face of the conventionals fuels industry. It received a 40% no accountability tax credit win, that had the sweetness of arsenic and almost equal lethality. Successes were the in the majority, but a few bad apples can spoil the whole bunch. The twenty years following the elimination of the Federal tax incentives saw the remainder ..... Cross reference: http://www.propeller.com/story/2009/06/11/srcc-certifications-how-should-solar-thermal-incentives-be-paid/