Will this experiment confirm MWI?

Question

https://www.lesswrong.com/posts/QSubfnBm3GGaHaGLX/inter-branch-communication-in-the-multiverse-via-trapped dug out a 30-year-old Proposal for an experimental test of the many-worlds interpretation of quantum mechanics. Will someone run that experiment or one inspired by it, as measured by citation? What will it find?

Whenever "Nobody tries it." is below 33% at a random time in the last week of trading, trading is extended for another month.

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Manifold Markets · Answer

Per Manifold Markets prediction market, Nobody tries it., followed by All of the at least one attempts fail to confirm MWI. and At least one attempt confirms MWI. are most likely. See the market for live updates (7 traders, as of Nov 2, 2026).

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