So, general statements about how contractors should make approximately double their per-hour salaried rate only apply to people with a sufficiently established

So, general statements about how contractors should make approximately double their per-hour salaried rate only apply to people with a sufficiently established network of paying clients. I don't know, I don't really consider it "normal" or "market rate" if there isn't an open market for it. I appreciate your wisdom, though, don't get me wrong. It just makes me question the typical advice espoused by people.