Oh my Gawd FullWings and flybubba, I think that I crashed and burned on that one. I think that the two of you are very much closer to the truth than I was. Some re-thought needed on my part. There's a few mitigating factors which will lead to a reducing ROD and Descent Angle during the IAS phase, needs a few days thought for me to put it properly into words.
Thanks for keeping me honest,
Regards,
Old Smokey