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. Although some channels have been removed, the curation process is considered opaque and insufficient by analysts. The Russian invasion of Ukraine has been a driving force in markets for the past few weeks. Pavel Durov, Telegram's CEO, is known as "the Russian Mark Zuckerberg," for co-founding VKontakte, which is Russian for "in touch," a Facebook imitator that became the country's most popular social networking site. But because group chats and the channel features are not end-to-end encrypted, Galperin said user privacy is potentially under threat.
from jp