Tweet and video can be found [here](https://twitter.com/Andrzej_0xa0/status/1354845329993117696?s=20).

The video, based on Dan Reecer's explanation of Kusama and Polkadot on Twitter, explains the architecture and design of Kusama and Polkadot for beginners. 

- Accuracy of content has been checked. 
- He recommends also best practices in the ecosystem and for blockchain tech in general. 

https://twitter.com/ruitao_su/status/1208305894083022848

Kusama and Polkadot for beginners based on D. Reecer twitter thread, for Polish-speaking community