They don't have to. They just have to be a better option to look for acceptable "answers" (and can be acquired even via google anyway, at least for now). The r

They don't have to. They just have to be a better option to look for acceptable "answers" (and can be acquired even via google anyway, at least for now). The real underlying point is the degradation of Google's default results; manipulation of boolean syntax to filter for certain characteristics and Google becomes a tool to find answers elsewhere rather than from Google's own results directly.