*One of the features of Trumpism and Trump physics is Alzheimer's onset. You made the claim, many times, that "measurement" is an ambiguous concept, as well as "observer". AG* On Sunday, January 31, 2021 at 5:41:45 AM UTC-7 [email protected] wrote:
> On Sun, Jan 31, 2021 at 7:07 AM Alan Grayson <[email protected]> wrote: > > *> For the double slit, say, a measurement occurs when a particle hits the >> screen (time and location).* > > > That's exactly what many worlds says, a measurement, if for some reason > you'd like to use that word, is a change made in the universe and it > doesn't matter if that changes made in a conscious being or not. In one > universe the photon hits the screen at point X, and in another universe the > photon hits the screen at point Y, and in yet another universe the photon > doesn't hit the screen at all because it doesn't pass through either slit. > If there happens to be an observer watching all this he splits too, and > they all have different memories about what happened. And it doesn't > matter if nobody is watching, the universe splits anyway. In many worlds if > you like you could replace the word "measurement" with the word "change" > and you don't need to use the word "observer" at all, so you don't need to > ponder the question of if a cockroach can observe things and make the > universe split. But what I don't understand is if you already knew what a > "measurement" is why did you ask me where the measurement is? And I > don't care what an "observer" is because it has nothing to do with many > worlds. > > John K Clark See my new list at Extropolis > <https://groups.google.com/g/extropolis> > -- You received this message because you are subscribed to the Google Groups "Everything List" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/everything-list/77862f77-3526-4e04-b4da-a401da8dea0en%40googlegroups.com.
