He wrote that high NODs could be due to duplicate entries for the same home from piggyback loans, but there is no proof.
COULD is the key word here. You seem to have missed it, PS. This is in stark contrast your observations and conclusions, which you consistently present as absolute fact.
If I am not mistaken, Rich and Piggingtons provided important information that convinced you to sell your house, thereby saving you an amount that is probably approaching $100,000. And you treat him like this? What is wrong you?! If you disagree with him or have conflicting information, fine. Present it in a civil manner here on Piggingtons.