That's certainly part of it, and as you point out there's a good reason for that. I've encountered other instances where my comments are shown higher on the pag

That's certainly part of it, and as you point out there's a good reason for that. I've encountered other instances where my comments are shown higher on the page even though they have fewer points and were submitted longer ago than other comments. So there's certainly an algorithm that favors some users over others.