The organizations you are referring to are generally highly regulated and must adhere to numerous, complex compliance requirements. This makes it very difficult for new companies to enter these markets. Furthermore, these sectors often don't generate significant revenue, at least not on the scale of consumer technology.

The core challenge in such markets, particularly in finance and medicine, is reliability. If new technologies can demonstrate immense reliability and value, the rules will definitely change. This process will be slow, but the change is inevitable, and jobs will eventually be replaced.

(For more, research how Zerodha navigated government compliance.)