Ain't it grand...
...that you can throw off responsibility for such blatantly untrue statements as "The new tariff will allow systems to pay themselves off in seven years and throw off free cash for another two decades after that, according to the New York Times." by quoting a third party? Never mind that your buddies in the business fed them that misinformation in the first place. No solar installation lasts twenty-seven years - an overwhelming number of the cells will fail entirely long before then. Those that survive - according to manufacturers' data - will produce at best 60% of the original design output. This does not even take into account the degradation of whatever medium is used to store the power to 'take up the slack' after dark or during cloudy periods.