He was virtue signaling. It's sadly all too common these days. As if he or any human isn't capable of horrible atrocities given the right circumstances. Don't let him or anyone stifle your speech. Say what you need to say regardless of the sniping. You can't turn in your karma points for anything anyway, not even a little eraser.
I'm not sure why you're reacting indignantly. I'll reconsider being vulnerable and honest next time people ask a question.