I wrote a lay summary of this paper that compares and contrasts with the whole brain imaging and stimulation literature for those interested in a lighter read!
http://www.neuwritewest.org/blog/can-we-reverse-engineer-the...
http://www.neuwritewest.org/blog/can-we-reverse-engineer-the...
As opposed to a neuroscientist understanding a processor, Jim is a computer architect using his techniques to understand the brain.