==stupid claim== 

 "If it continues to double in use every two to three years, or less, it would become the dominant energy source this century." 

 The above appears twice in the article. It's asinine to point out that if something maintains an exponential growth rate, it will become very large. The article offers no evidence to suggest solar power adoption will continue to be exponential. In fact, common sense dictates that it's foolish to believe anything can maintain an exponential growth rate.