Which discredits him somewhat. A really smart anon would beware of those kinds of mistakes, i.e. "Stationary" for the word "Stationery", and that's not the only example.
Someone could go back and read past correspondence from him and get a clue.
"Thank you for your patients."
Could be ESL?
The misspellings and grammar errors may be intentional to obfuscate the exact thing you postulate.
FYI, the posting you are attacking is not from Q.
I am not a true believer, but just sayin.’