The journal they published in, Physical Review X, is a newer open-access journal from APS (along the same lines as PLOS ONE or Nature Scientific Reports). I think it's great but not everyone agrees. To read more on the debate around the open-access phenomenon look at http://blogs.berkeley.edu/2013/10/04/open-access-is-not-the-... and http://www.sciencemag.org/content/342/6154/60.full
The journal they published in, Physical Review X, is a newer open-access journal from APS (along the same lines as PLOS ONE or Nature Scientific Reports). I think it's great but not everyone agrees. To read more on the debate around the open-access phenomenon look at http://blogs.berkeley.edu/2013/10/04/open-access-is-not-the-... and http://www.sciencemag.org/content/342/6154/60.full