Few different questions (keys, wallets)

[kitawb]

Thank you Alex!!

[lukaszwojcik]

Alexd, thank you very much ! I really appreciate your help!

[technoY2K]

I was really confused about keys myself and this resource really helped me to understand some concepts.

https://gist.github.com/ilap/8efdaa9e8e3ae737e303ac51469acb67