First, thanks for the depth of your response. A little effort goes a long way. And, the links help, in particular. I am still skeptical of some points (the NYC

First, thanks for the depth of your response. A little effort goes a long way. And, the links help, in particular. I am still skeptical of some points (the NYC article, for example seems to make some large logical leaps), but at least I have paths for further research. Minds can change. Often we just need more and better information (and some time to digest it all).