Exactly. I only count opinions from people who have deeply used the two langs they're comparing and can express what exactly was wrong with one of them for their task.
You are being downvoted but I think this is correct. I doubt Netflix is really doing a double blind RCT on which languages produce better AI pull requests. How would that even work, have two versions of each service in different languages?
It's anecdata and maybe, MAYBE, a spreadsheet. Or a Google Form somewhere.