#Proof of authentication

Bitcointalk username: link0221
Bitcointalk URL: https://bitcointalk.org/index.php?action=profile;u=1152472
Telegram username: @koslink0221
Video link https: https://youtu.be/0VWwvBAHr6U
My ETH adress: 0x2D89a930B44c397Dcd2006b64cA9a2aBC9992c0B