This is the basis of a major plot point in Greg Egan's novel Quarantine: https://en.wikipedia.org/wiki/Quarantine_(Egan_novel) https://en.wikipedia.org/wiki/Qua

This is the basis of a major plot point in Greg Egan's novel Quarantine: https://en.wikipedia.org/wiki/Quarantine_(Egan_novel) https://en.wikipedia.org/wiki/Quarantine_(Egan_novel) Heartily recommend it. sci-fi detective story which asks "what if the Copenhagen interpretation of QM was real?" (note: author acknowledges that it's just a plot device: https://www.gregegan.net/QUARANTINE/QM/QM.html https://www.gregegan.net/QUARANTINE/QM/QM.html - good writeup, but spoilers).