Yes but the round trip to/from the cloud can be a forcing function in a large bureaucratic company to dump a lot of ossified infrastructure and IT organizationa

Yes but the round trip to/from the cloud can be a forcing function in a large bureaucratic company to dump a lot of ossified infrastructure and IT organizational baggage. When you re-localize you'll be building a new IT organization to do it and using new hardware. Big organizations often do things that seem wasteful as a way of dumping organizational cruft.