On Thu, Feb 13, 2025 at 5:57 PM Quentin Anciaux <[email protected]> wrote:

> Bruce,
>
> You argue that MWI predicts a uniform distribution of outcomes because all
> sequences exist and each branch contains exactly one observer. Since
> experiments follow the Born rule instead, you claim MWI is falsified. But
> this assumes that measure has no effect—something you have not proven.
>
> The fact that 2^N sequences exist does not mean they all contribute
> equally to an observer’s experience. That’s the core issue. If measure
> determines how many copies of an observer exist in different branches, then
> high-measure branches dominate experience. This would naturally lead to
> Born-rule frequencies, without contradicting experiment.
>
> Simply stating that each branch contains "one observer" and that measure
> is irrelevant does not prove MWI is falsified—it assumes your conclusion.
> If you want to show MWI is incompatible with experiment, you need more than
> just claiming that measure plays no role; you need to justify why quantum
> experiments consistently match despite your assertion that all sequences
> should be equally likely.
>

The fact is that you get the same 2^N binary sequences from the binary
state |psi> = a|0> + b|1> whatever the values of a and b. My case is proven.

Bruce

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