Maybe the definition and purpose of a company is not so set in stone. Of course I can see how you could have come to this conclusion and often you are probably correct in the assumption but it would also be possible to say:

Companies are simply a tool for creating value for humans by allowing us to exchange money for convenience. Just because the running of the Ethereum mobility company (for example) is completely automated doesn't mean that people won't be able to get from A to B using it.