Timeline for Why can't we say that the information is travelling faster than light? [duplicate]
Current License: CC BY-SA 4.0
10 events
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Oct 10, 2022 at 2:01 | comment | added | Sazzad Hissain Khan | @WillO I think yes, I have the same issue. Now, to my head, the question boils down to what is the definition of “information” in physics. | |
Oct 10, 2022 at 1:31 | vote | accept | Sazzad Hissain Khan | ||
Oct 9, 2022 at 21:11 | history | closed | ACuriousMind♦ | Duplicate of Can quantum entanglement travel faster than the speed of light? [duplicate] | |
Oct 9, 2022 at 20:54 | comment | added | WillO | The entanglement seems completely irrelevant here. If Bob tells Alice he will destroy planet X as soon as he gets there, you have exactly the same issue. Or he leaves behind an envelope stating his intention, which Alice opens at the time she expects him to arrive. | |
Oct 9, 2022 at 16:57 | answer | added | NotMe | timeline score: 2 | |
Oct 9, 2022 at 16:54 | comment | added | Sazzad Hissain Khan | @trula I think you didn’t get my last point right. Any new constraint you bring can be countered by adding new properties to the thought experiment system. OK, let me rephrase, if in this thought experiment, Bob is immoral and absolutely honest and powerful. Now, would that be considered as an information? | |
Oct 9, 2022 at 16:23 | comment | added | trula | No malfunctioning is not against having an information, but not be able to see or otherwise really know something has happened makes it just a supposition, where your instrument may give you a false information which is different. | |
Oct 9, 2022 at 16:01 | comment | added | Sazzad Hissain Khan | @trula you’re bringing new constraints. With the same logic none of the “information” is supposed to be called an information as there would be still uncertainty. For example, a scientific instrument that is transferring information may be malfunctioned even though it was proven millions of time prior to the experiment and peer reviewed. At what certainty we can call something an information or not? | |
Oct 9, 2022 at 15:53 | comment | added | trula | She does not get the information, she just supposes bob did as he sad some time before, but he may be dead, or ill or lost the explosive, so she does not really know. Same with anything someone tells you he will do it at some specific time in the future at same distance. you think to know ist at the time he promised to do it, so information in a distance without any time. but it is no information. | |
Oct 9, 2022 at 14:47 | history | asked | Sazzad Hissain Khan | CC BY-SA 4.0 |