Yes, looking at their profile it does look that way for all their contributions on HN. Ctrl+F "real" and Ctrl+F "genuine" as one quick indicator--AI absolutely loves these adjectives and their forms right now.
I use both of these and I don't think I've once had an LLM rewrite my comment before posting it on HN.
And "fair"
The Korean intent is mine, but I run it through an LLM to phrase in English. That's where the pattern comes from. Will skip the LLM step from here.