I also tend to think the distinction is related to compartmentalizing all technical activities into an IT suborganization. A tech company performs all these act

I also tend to think the distinction is related to compartmentalizing all technical activities into an IT suborganization. A tech company performs all these activities as a matter of the regular course of business, within the lines of business organizations. A bank would have a dedicated IT organization, a few layers of 'governance' and human orchestrators to slow down your builders, and you get all the dysfunction you describe.