I think there is room for 30 - 50 curated niche search engines - done similar but different then the old dmoz and yahoo. In so many ways google is failing many

I think there is room for 30 - 50 curated niche search engines - done similar but different then the old dmoz and yahoo. In so many ways google is failing many niches that it once served well. I have been doodling ideas on how to do some of those niches better, like adult.