One big lesson for me is that AI research seems to be more incremental and predictable than we thought, and garage FOOM probably isn't the main danger.
That may be true but that is hindsight bias. MIRIs (or EYs for that matter) approach to hedge against that being true was nonetheless a very (and maybe given the knowledge at the time only) reasonable approach.
There have been a couple of brief discussions of this in the Open Thread, but it seems likely to generate more so here's a place for it.
The original paper in Nature about AlphaGo.
Google Asia Pacific blog, where results will be posted. DeepMind's YouTube channel, where the games are being live-streamed.
Discussion on Hacker News after AlphaGo's win of the first game.