I agree, that is one of the most extraordinary posts I’ve read on here. If it is in any way indicative of MAG management views, and I hope it is not, then it goes a long way towards laying bare the root cause of the problems - attitude.
Recent transit through T3 last week was less bad than previous but still poor at security and airside areas heavily congested. Much work still to do. I’d have marked it as poor, one up from terrible on my preceding visits.