#proof authentification Video Bounty Signup
Bitcointalk username: ivan72
 Bitcointalk  link : https://bitcointalk.org/index.php?action=profile;u=1875192
Telegram: @ivan72
Link : https://www.youtube.com/channel/UCT5TGZ3wrcZbmvQpwSzrn-Q?view_as=subscriber
Link work : 1.https://youtu.be/4PoA6KnqBAA
2.https://youtu.be/0Dmg9gHautY
3.https://youtu.be/hNIKK0RiQCU