They already have the exact opposite curation feature: the star system. And it's crazy.
When I search, and click one of the 10 results, and the result turns out to be satisfying, the last thing I want to do is click the back button and star it.
When the result turns out to be spam I necessarily have to hit the back button and try again. Staring me in the face is the now-purple link spam - let me X it.
Personal blacklists are the least Google could do, because my SERP is never going to be perfect. Feeding those blacklists back into the general SERP population is an interesting research project.
Compare that to the GMail labs. It's pitiful.
They already have the exact opposite curation feature: the star system. And it's crazy.
When I search, and click one of the 10 results, and the result turns out to be satisfying, the last thing I want to do is click the back button and star it.
When the result turns out to be spam I necessarily have to hit the back button and try again. Staring me in the face is the now-purple link spam - let me X it.
Personal blacklists are the least Google could do, because my SERP is never going to be perfect. Feeding those blacklists back into the general SERP population is an interesting research project.