Why “making sense of quantum theory” by denying that theories are about the world does not really work

This post is a critique of an interpretational approach to quantum theory known as "Qbism."  Qbism is currently advocated primarily by Fuchs, Mermin, and Schack.  Here, I discuss a little-known but powerful and important argument from Joe Henson regarding Qbism. Henson's argument discloses a crucial fallacy in Qbism's claim to "save locality" in quantum theory; … Continue reading Why “making sense of quantum theory” by denying that theories are about the world does not really work