No worries mate! It's not just you. Mining is a fascinating and IMO under-appreciated layer of the bitcoin stack.
Discussion
Where would you point me to if I wanted to learn more about STRATUM?
Assuming you mean Stratum v2, this site is really good: https://stratumprotocol.org/
You can dive directly into the spec here:
https://github.com/stratum-mining/sv2-spec
I am building on SRI, the open source implementation of the spec: