Thanks for pointing out the video! In this talk, in the second half Jeff is actually talking about Grok too, and at ~38 he shows the architecture: http://i41.t

Thanks for pointing out the video! In this talk, in the second half Jeff is actually talking about Grok too, and at ~38 he shows the architecture: http://i41.tinypic.com/4jhiu.jpg http://i41.tinypic.com/4jhiu.jpg