The physicist Chris Fields discards noncontextual realism on different grounds. He shows that if no observer sees all of reality at once, and if observing takes energy, then noncontextual realism must be false.16 The physicists Chris Fuchs, David Mermin, and Rüdiger Schack claim that quantum theory entails “that reality differs from one agent to another. This is not as strange as it may sound. What is real for an agent rests entirely on what that agent experiences, and different agents have different experiences.”17 They explain, “A measurement does not, as the term unfortunately suggests,
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