This has interesting implications, I think, in the business of search. It's almost like a negative network effect. The more people that use a search engine,

This has interesting implications, I think, in the business of search. It's almost like a negative network effect. The more people that use a search engine, the more people try to game it, and the less useful it becomes for finding what you want. This seems like it'd make things much easier for new competitors like duck-duck-go to bring a superior product... at least until they gained enough market share to be worth SEO time gaming.