Virginia Tech recently notified everyone that they are ditching Gmail in favor of outlook because of large cost increases coming. Google seems to be going backward in that regard:

“ A key factor in the decision was cost. Under the new Google license model, an equivalent amount of Google cloud storage would cost more than seven times what it will cost the university on the Microsoft platform.”

https://vtx.vt.edu/articles/2023/04/google-changes-announcem...