User blog comment:Sarah Manley/Wikis for the whole family/@comment-217.129.227.37-20100507181850

Actually there are also wikis for Hot Sauce, Healthy, Japanese and Vegetarian Recipes.

I guess the point of all this is that having one huge wiki plus several medium-sized wikis is more profitable than just having one huge wiki. That's probably why they also started all those Wikianswers sites for every subject imaginable.