Earlier quoted context omitted.
It's a low effort comment that doesn't add anything of value.
Good will is of value. PG covered this point way back at the start of HN: Empty comments can be ok if they're positive. There's nothing wrong with submitting a comment saying just "Thanks." What we especially discourage are comments that are empty and negative—comments that are mere name-calling. https://news.ycombinator.com/newswelcome.html
Thanks for clarifying that for me