Although some channels have been removed, the curation process is considered opaque and insufficient by analysts. He floated the idea of restricting the use of Telegram in Ukraine and Russia, a suggestion that was met with fierce opposition from users. Shortly after, Durov backed off the idea. For example, WhatsApp restricted the number of times a user could forward something, and developed automated systems that detect and flag objectionable content. Perpetrators of such fraud use various marketing techniques to attract subscribers on their social media channels.
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