I didn't. Then they wrote a post about using negativity to get more attention than just showing product's features. This one had basically zero comments and karma when I saw it a few hours ago. It's at 50 comments with 45 karma now. Most comments (i.e. attention) from people pissed off by its claims and countering them. Much karma is likely coming from people who are pleased with the controversy, simply agree with the point, or possibly upvoting it to make their own negative, counters visible.

All illustrating the effect described in the article as nicely as I expected when upvoting it. Or maybe it's something else but it looks awfully similar. (evil grin)