> I will often upvote an article that I disagree with, but that still brings up interesting questions. Maybe others do this.

That's exactly what I like and hate about r/programming and r/netsec on reddit. People tends to upvote irrelevant submissions just to see insightful responses. But it's the exact kind of submission made those subreddits eternal septembered. Upbait is the new flamebait and trollbait.