#Proof of authentication

Bitcointalk username: Koskas91
Bitcointalk Profile URL: https://bitcointalk.org/index.php?action=profile;u=1267286
Telegram: @Koslov1911


Youtube chanel link: https://www.youtube.com/channel/UCVO-2IAdQ4lulQXXhQ1_ipQ
https://www.youtube.com/watch?v=1dpxrkrqfFc&t