> I've never built something that did not need a relational database to model the domain Yeah, so perhaps you don't have much experience from outside the relat

> I've never built something that did not need a relational database to model the domain Yeah, so perhaps you don't have much experience from outside the relational model. Makes perfect sense to see a single truth then. > I can't even think of something that could use search that's not relational. Can you? Not sure how wide a blanket you're throwing by "not relational", but here are a couple examples that might fit: Google's search engine, most filesystems and their files, hierarchical and flat data structures in general, twitter.