There’s a rift growing between what Wall Street and the rest of the world thinks about Facebook — an

Facebook reported Wednesday that 50 million fewer hours are being spent on the service per day as a result of its News Feed algorithm change. But Facebook argues its users are getting a higher quality experience, which is good for its business long term. Wall Street is eating it up. Facebook's stock was up Wednesday, despite other fundamental problems with the company like rampant abuse of its platform. It turns out Facebook might not need a News Feed full of memes, clickbait, and...