Week 4: Dec 14 - Dec 20

https://youtu.be/C8YzadZl0CE
https://youtu.be/c7UBm3Dd2uQ
https://steemit.com/ico/@russ512/aidus-global-decentralizovannaya-platforma-pozvolyayushaya-effektivno-i-bystro-upravlyat-neobkhodimymi-aktivami
https://vk.com/wall-144698448_5585