Here are a couple of explanations which flesh out the concept for beginners.

https://twitter.com/ellenkorbes/status/1410796865126346755

and further elaborated here:

https://twitter.com/TartanLlama/status/1410959645238308866

AWS Infinidash is undoubtedly a solid product. But we all need an open-source alternative. So, I'm building OpenDash. It is written in dashlang (a thin wrapper around binary code). https://twitter.com/_skris/status/1410527159358083073

Finally an AWS product that i completely understand. The thing i like most about AWS Infinidash is its security. Even if all of AWS is compromised, i can rest assured that Infinidash will remain unscathed.