>some young brain could come up with a way to make it so.
efficiency of conversion is the holy grail of solar.
It will happen, it is just a scale and investment problem. Best efficiencies will have to come with nano manufacturing to capture as many protons as possible.
Best I've ever read about this front:
http://www.nanosolar.com/company/bod/index.html
but, takes time, resources and posturing….just ask solyndra.