Another great interview with Matt Cutts. Some interesting little tidbits - something about "frogs", maybe princes too but I didn't read that far. 
Matt Cutts and Eric Talk About What Makes a Quality Site
Matt Cutts and Eric Talk About What Makes a Quality Site
July 10, 2012 By 1 Comment
your comment on this from the article would be of interest.
“Eric Enge: Let’s talk about content curation. I am seeing these services emerge now, and it seems to me they’re going to be pushing sites to use content curation as a way to get rich text content on your site.
Matt Cutts: As with all the other things we have discussed today, what is the value add? Does it really make sense that visitors to your site are going to be looking to see your opinion on the latest content out there? If the information stream is coming from a third party service and you aren’t involved in anyway, except for providing a place to publish it, this may be something that you might want to decide not to do.”