On Thu, Apr 22, 2021, 2:20 AM jim bell <[1]jdb10987@yahoo.com> wrote: Scientific American: Algorithm Virtually Unfolds a Historical Letter without Uns ealing It. [2]https://www.scientificamerican.com/article/algorithm-virtually-unfolds-a-hist orical-letter-without-unsealing-it/ This technology is wonderful but is happening in the wrong order. If we do not have reliable cryptographic history to verify what is real, somebody can solve the algorithms in reverse in a wide variety of ways to change our beliefs as to what happened. References 1. mailto:jdb10987@yahoo.com 2. https://www.scientificamerican.com/article/algorithm-virtually-unfolds-a-historical-letter-without-unsealing-it/