FinOps
https://learn.finops.org/
https://docs.google.com/presentation/d/1gt9ev4OU79-N0tkkdx78rrZM0jJPuxQqlL6pCImL4ww/edit#slide=id.g101e9ca2752_2_3
https://www.finops.org/framework/principles/
Fin Monitoring tools
KubeCost
CastAi
CloudHealth
Anodot / pileus
DataDog (mainly for AWS)