Solar growth compounded 65%/yr for the last 5 years (through 2010).
"17 nuclear lower plants worth of solar peak power shipped in 2010."
And, "Solar power in some markets is already cost-competitive with power from fossil fuels or nuclear energy."
Solar Power Graphs to Make You Smile
June 2010
http://cleantechnica.com/2011/06/10/solar-power-graphs-to-make-you-smile/
I'm smiling.