Solor PV cost per Kwh
https://blogs.scientificamerican.com/guest-blog/smaller-cheaper-faster-does-moores-law-apply-to-solar-cells/
Rees Walker New Year's Card
Solor PV cost per Kwh
https://blogs.scientificamerican.com/guest-blog/smaller-cheaper-faster-does-moores-law-apply-to-solar-cells/