Are you eventually running your own cluster? Or, are you paying per Gb per second how GCP bills with decoupled compute / memory / storage? Or maybe with a little bit more overhead with the orchestration cost on top of consumption with how azure bills for ADF.
Just from reading blog posts, Spotify’s move was interesting, regarding their annual “songs you liked” at the holidays, where they sort of ran a hybrid.
Sorry to digress but what is the end state. Is there just a number where it makes sense to hire people and build and/or shift vendors? And if yes, what vendor is “after” stich? Astronomer maybe. Sorry if that’s basic.