Its not feedback it's bitching.
" information given in response to a product, a person’s performance of a task, etc., used as a basis for improvement."
That is from the Concise Oxford Dictionary - it does not include "constructive" in the definition.
Fuji has highlighted some areas that he perceives as deficient and now it is up to AOPA to decide whether to accept or reject that feedback.
You are being judgmental, dismissive and defensive and presenting a poor argument for AOPA.