You're right, it's not urgent—and neither is it important (as far as they know, not having read it.) So people will just scroll right by your hard-to-view comment†. And if that's the case, why bother writing it?

Would you post a comment here in a language only you speak? No, because the point of commenting is communication, and that comment wouldn't be communicating, right?

† Many people only view HN on mobile. It's a time-killing social news app; I don't want it anywhere near my workstation!