Artem Kliuchnikov and his family fled Ukraine just days before the Russian invasion. Investors took profits on Friday while they could ahead of the weekend, explained Tom Essaye, founder of Sevens Report Research. Saturday and Sunday could easily bring unfortunate news on the war front—and traders would rather be able to sell any recent winnings at Friday’s earlier prices than wait for a potentially lower price at Monday’s open. For example, WhatsApp restricted the number of times a user could forward something, and developed automated systems that detect and flag objectionable content. "The argument from Telegram is, 'You should trust us because we tell you that we're trustworthy,'" Maréchal said. "It's really in the eye of the beholder whether that's something you want to buy into." Despite Telegram's origins, its approach to users' security has privacy advocates worried.
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