I think cloud providers let the "you can use anybody, it's so freeing!" myth go on, so people would feel safe moving into the cloud. In practice, each cloud is

I think cloud providers let the "you can use anybody, it's so freeing!" myth go on, so people would feel safe moving into the cloud. In practice, each cloud is its own technology stack. You have to be a very large player to be useful "at scale" in multiple clouds, and you have to have separate teams. It's like having your Windows server department, Linux department, mainframe department, SQL server admins, DB2 admins, Postgres admins, NFS team and SAN team.