The price of an open computing platform is that you spend time learning to maintain it.
The price of not having to learn is that you give up control to someone else. A manufacturer. An IT department.
The price of not having to learn is that you give up control to someone else. A manufacturer. An IT department.
Those who can do so ought to offer "family CISO" services. Like the 'family doctor' or the 'family accountant', they should be hirable by a family to manage their information security needs.
Some people don't see that as a 'cost', which is what many people in the tech industry don't understand at all.