[yesenadam]

Suspicious of what? None of those got any comments. Sometimes stories slip off the radar before being noticed, the first time, or first several times. And HN even posts 'dupes' themselves sometimes, to give undercommented stories another go. see https://news.ycombinator.com/item?id=11662380

I submitted a blog post the other day that got 150 comments - I only noticed afterwards it had already been submitted 6 or 7 times before in the months preceding, each without attracting any comments.