On Wednesday, March 19, 2014 8:53:37 PM UTC, Liz R wrote: > > On 20 March 2014 00:54, Edgar L. Owen <[email protected] <javascript:>>wrote: > >> Brent, >> >> If information is not being lost then the amount of information in the >> universe is increasing at a tremendous rate as new events occur, and has >> been since the beginning. So where is all that new information being >> stored? How can ever increasing amounts of information be being stored in >> the SAME amount of matter states? >> >> As far as I know, unitary evolution in QM implies that the information > content of the universe remains constant. This is why entropy is emergent, > for example, even though it appears on the macroscale to change the amount > of order and disorder. Since the laws of physics are time agnostic at the > fundamental level (bar the usual caveat involving CPT violation) this is to > be expected. You couldn't play physical scenarios backwards even in theory > if information was being created, and the evolution of the wave function > wouldn't be unitary if it was being lost. Hence it stays constant.. > Liz you;'re confusing me. Order/disorder is not a function of QM sense information or is it? Information QM sense doesn't get created or destroyed or affected at all by changes in entropy, but harder to make useful.
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