Unfortunately, all three comments have apparently been flagged by somebody for some reason and I can't read them. This is my least favorite aspect of hacker news. It's exhausting, honestly.
Go to your profile, and you can set a flag 'showdead' as = yes. Then you'll be able to see flagged/dead comments.
For flagged threads, you can go to:
Like a sibling comment replied, you can set "showdead" to "yes" on your profile and click update" so see flagged comments. Not sure why they were flagged.