On 6/23/2015 6:40 AM, John C Klensin wrote: > One suggestion for those who don't like the choices (for > whatever reason): If someone feels passionately enough about > this to want to do some work rather than complaining, I think > doing the research and posting a list of a hundred or two > plausible choices would be useful. It's more useful to refer to sources of known entropy derived directly from physical processes. All other sources are approximations at best. Joe