No surprise coming from The Economist, this article has done the best job (that I've seen) of explaining these complex topics in a language accessible to most.

No surprise coming from The Economist, this article has done the best job (that I've seen) of explaining these complex topics in a language accessible to most. I now understand the significance of this new discovery and its limitations. And I like how they've stayed humble with their tie-in to Watson's famous prediction in the last sentence.