For tech stocks, “the main thing is yields,” Essaye said. "He has kind of an old-school cyber-libertarian world view where technology is there to set you free," Maréchal said. So, uh, whenever I hear about Telegram, it’s always in relation to something bad. What gives? Friday’s performance was part of a larger shift. For the week, the Dow, S&P 500 and Nasdaq fell 2%, 2.9%, and 3.5%, respectively. Founder Pavel Durov says tech is meant to set you free
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