Check this out http://www.quora.com/Neural-Interfaces/How-did-Stanford-use-bacteria-with-genes-that-relate-incoming-light-to-cell-wall-polarization-in-order-to-

Check this out http://www.quora.com/Neural-Interfaces/How-did-Stanford-use-bacteria-with-genes-that-relate-incoming-light-to-cell-wall-polarization-in-order-to-build-a-proof-of-concept-neural-interface http://www.quora.com/Neural-Interfaces/How-did-Stanford-use-...