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<div><span class="gmail_quote">On 2/24/06, <b class="gmail_sendername">Robin Hanson</b> <<a href="mailto:rhanson@gmu.edu">rhanson@gmu.edu</a>> wrote:</span>
<blockquote class="gmail_quote" style="PADDING-LEFT: 1ex; MARGIN: 0px 0px 0px 0.8ex; BORDER-LEFT: #ccc 1px solid">At 09:33 PM 2/23/2006, Hal Finney wrote:<br>> > <a href="http://www.newscientistspace.com/article/dn8766.html">
http://www.newscientistspace.com/article/dn8766.html</a><br>>... The scary part is the possibility that the mangled worlds actually allow<br>>a moment of existence before everyone in them is killed. These mangled<br>
>worlds are forking off from the "main" branches at every instant. By some<br>>arguments, they are enormously more numerous than the main-branch worlds.<br>>If so, it's very likely that our next instant of experience will be death
<br>>in a mangled world. One would hope that these deaths are instantaneous.<br>>But it's also possible that they are not, ...<br>>Meanwhile the main branches carry on, oblivious. The mangled worlds<br>>would be like sparks thrown off from the main branches, brief but
<br>>far more numerous than the main branch worlds themselves. The most<br>>common experience for each individual, no matter how long he has lived,<br>>would be sudden, violent death, repeated at every instant of his life,
<br>>an almost infinite number of times.<br><br>I'm not sure you have the details right, though I don't think you<br>will find the right details<br>much more comforting. Mangled worlds are not small because they are mangled,
<br>they become mangled as they become too small. At each </blockquote>
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<div>That rather suggests that there is a 'graininess' to the multiverse and that it cannot be subdivided infinitely. What evidence for that exists? It also implies some kind of non-linearity in QM. Experimentally nothing has been discovered to within (IIRC) about 1 in 10^26
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<div>Dirk</div><br> </div>