Telegram has already raised $850 mln in a private sale for development of the TON platform with its own cryptocurrency Gram. Pavel Durov plans to double this amount with a second sale by the end of February and in case the platform is not launched by October 2019, in his official document, he promised to refund all investors. However, the same document also states that the company does not provide any guarantee that Telegram will have sufficient funds for these refunds.