Based on the recent popularity of "Go, Marvin Minsky, and the Chasm that AI Hasn’t Yet Crossed" (<a href="https://news.ycombinator.com/item?id=11020652" rel="nofollow">https://news.ycombinator.com/item?id=11020652</a>) I came across this article about Gary Marcus' work on a hybrid deep learning / rules-based AI system for his stealth startup: <a href="http://geometric.ai" rel="nofollow">http://geometric.ai</a><p>Gives some interesting perspective to the other story.