She might just be stressed out. Happens all the time. She's in a very demanding position. She's a pro. Lots to learn from watching how she operates.
Are you her friend or something. you created this profile to post on just one topic?
I study managers. She's a manager. HN is rife with defamation. Sometimes I push back where it's particularly egregious and on a topic I know well.
Honestly, I bother a lot less. I'm not sure there is hope for this community.
The same happened with reddit.