Of course I can. Add cleaning water, check oil levels, replace a light bulb. No much else I can do, but others may, and other won't even do any of this.
Point is, this is not a binary choice. Between user and developer there are many people with varying skills that will use a user-agent switcher if needed.
there is a good reason that most of the people prefer apple for its simplicity, its because apple only shows you what is required. i agree with you there.
Not all Apple users are clueless.