I think the actual paper (linked at the end) is much more informative and interesting than this coverage: http://arxiv.org/abs/1312.6082 http://arxiv.org/abs/13

I think the actual paper (linked at the end) is much more informative and interesting than this coverage: http://arxiv.org/abs/1312.6082 http://arxiv.org/abs/1312.6082 (I wouldn't call it blogspam, because it looks like they interviewed the researchers, but the summary leaves something to be desired)