Don't make assumptions about who posts here and why.
Of course the good gets praised and the subpar gets maligned- why shouldn't it? Would a bad meal at a restaurant be met with, "Well, they tried!"? No; you don't eat there again and don't recommend it to friends.
When something turns out poorly, you learn from it and move on. There is a lot of smart, canny criticism on this board- a lot snark, too- but many cogent, thoughtful posts about what's wrong with the production.
And I'm sorry you will be soon looking for another job. But this is the theatre. You've signed on knowing job stability isn't going to be part of the deal.
"...everyone finally shut up, and the audience could enjoy the beginning of the Anatevka Pogram in peace."