It's tough because I think he has a really difficult job in many regards; Meta catches so much unjustified flak (in addition to justified flak) that being a figurehead for a project like this has to be exhausting.
Being constantly sniped at probably puts you in a default-unreceptive state, which makes you unable to take on valid feedback, as yours sounds like.
Being constantly sniped at probably puts you in a default-unreceptive state, which makes you unable to take on valid feedback, as yours sounds like.