Yea, I don't think the idea has any real value. It kind of falls in between a bookmarking tool and a search engine. But forming search engines from trees of oth

Yea, I don't think the idea has any real value. It kind of falls in between a bookmarking tool and a search engine. But forming search engines from trees of other search engines is kind of cool, and I have stumbled onto knowledge that I wouldn't have otherwise found. I'm not sure what the balance is between mind reading and offering too many knobs to a user is, though.