Telegram's Pavlov Durov says Facebook apps are deliberately designed to be mass surveillance systems. https://telegra.ph/Why-WhatsApp-Will-Never-Be-Secure-05-15

If you are concerned about the Facebook's abuse of its almost absolute power, join the Class Action against it - for its illegal ban on Crypto industry ads which caused markets to drop 53% in a week. https://www.jpbliberty.com/class-member-signup