For example, WhatsApp restricted the number of times a user could forward something, and developed automated systems that detect and flag objectionable content. The Dow Jones Industrial Average fell 230 points, or 0.7%. Meanwhile, the S&P 500 and the Nasdaq Composite dropped 1.3% and 2.2%, respectively. All three indexes began the day with gains before selling off. In 2018, Russia banned Telegram although it reversed the prohibition two years later. "Your messages about the movement of the enemy through the official chatbot … bring new trophies every day," the government agency tweeted.
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