You can make the onboarding so simple they don't need help?
So don't ask them. Default to a non privacy invading mode. Ask the questions later of people who wants the features.
I don't buy "this is the pinnacle of ease of use" and we can't get further.
I know many people (yes, most of them older) for whom the idea of trying to look at an unfamiliar process on a computer (including smartphones) and see if it's something they can do themselves is just a completely alien idea. If it's not something they're already familiar with, it's Scary Technology Stuff, and they need a Technology Person to handle it for them.