> changing a core business process is a year political consensus, rearchitecture, and change management effort

You are thinking within the existing structures, those structures will evaporate. All along the software supply chain, processes will get upended, not just because of how technical assets will be created, but also how organizations themselves are structured and react and in turn how software is created and consumed.

This is as big as the invention of the corporation, the printing press and the industrial revolution.

I am not here to tutor people on this viewpoint or defend it, I offer it and everyone can do with it what they will.