> Works pretty well on Reddit. Reddit doesn't actually work that well, and it only works as well as it does because of human moderation outsourced to people vo

> Works pretty well on Reddit. Reddit doesn't actually work that well, and it only works as well as it does because of human moderation outsourced to people volunteering for a for-profit company. > Finally, I swear I saw downvotes on the Twitter app some time in the last few months. Unless it was an April fools joke, it was briefly a real feature! What happened? They did some A/B tests. I don't use Twitter, but it was in the news.