[jasonpriem]

And if you'd like a yet more comprehensive list of these "comment on scientific papers" sites, here's a community-curated list of 'em I started...there's around 50 listed now I think: https://docs.google.com/document/d/1HD-BEaVeDdFjjCNFkb0j3pvw...

It's a great idea and I hope someone finds the way to make it work.