As much as you're right, posting facts about negative aspects of immigration will get you in trouble or you'll get branded names and down voted at best.
Yes and that it happens on cesspool platforms like reddit I can live with. However this is the new norm on HN of all places and it's really concerning. You'll get flagged even for mentioning that coordinated flagging exists on HN.
I vouched for your comment because it's benign and states an objective fact. My posts are being flagged by a group of users who dislike that. Users who flagged your post should be banned from flagging.