"Someone posing as a Ukrainian citizen just joins the chat and starts spreading misinformation, or gathers data, like the location of shelters," Tsekhanovska said, noting how false messages have urged Ukrainians to turn off their phones at a specific time of night, citing cybersafety. 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. "He has kind of an old-school cyber-libertarian world view where technology is there to set you free," Maréchal said. For tech stocks, “the main thing is yields,” Essaye said. For example, WhatsApp restricted the number of times a user could forward something, and developed automated systems that detect and flag objectionable content.
from es
