Interesting article on optogenetics

http://www.wired.co.uk/magazine/archive/2012/11/features/seeing-the-light?page=all
Interesting article. We have developed the tools to map our own brains in 6500 years since the start of the bronze age. If Homo sapiens evolved 500,000 years ago, what the heck were we doing for the previous 493,500 years ?
planning permission?
Yes, of course, that and risk assessment............
and then there's the Ethics Committee.
Obviously corners were cut, but there was a deadline. And the project manager has nearly finished the Gantt chart for phase I (bronze).