[andrewclunn]

Down votes don't mean your comment was made in bad faith or unhelpful. It means somebody who has amassed more than 500 karma disagrees with you. Let's not kid ourselves about what karma, Reddit gold, or any such approach actually is used for.

[AussieWog93]

I think it's a little bit more than just disagreement. For me at least, usually it means I both disagree with someone and thing they're full of shit.

[saurik]

This is also true of disapproving glares.