In that class of boat, the owner is not the one operating it. Many times they literally wouldn’t even know how to start the engines much less interact with the ships systems.
Even in that class of boat the owner will typically have a coxswain on his beck and call whenever he fancies going on a jolly.
Some people have chauffeurs, others have a boat and coxswain ... sometimes the coxswain doubles up as chauffeur if the owner isn't quite rich enough to employ more than one person.