| | Metanexus Institute (Site not responding. Last check: 2007-11-01) |
 | | ' I think Bill's argument is just that quantum mechanics itself says nothing about a time direction, so in and of itself, it can't yield an argument which says the past is different from the future. |
 | | Well, Bill Unruh now explains for himself what his argument is. I want to start by presenting his two key paragraphs, which is a succinct and eloquent encapsulation of his central position: |
 | | Bill, this last paragraph confuses me. Is it not the case that after a measurement the wavefucntion is generally different, and that this difference (after 'the collapse,' to use a non-PC description) distinctly affects the actual physical behavior of the system subsequently? |
| www.metanexus.net /metanexus_online/show_article2.asp?ID=8594 (1685 words) |