This was my first thought.

I do this for a living and it’s literally built into Linux.

Set their permissions carefully, ensure that the permission set does what you want (and not a bunch of stuff you don’t want), and keep on keeping on.

Yes.

Although I was also of an age when I was diagnosed (40), where it not only threw my whole life up to that point into a different light….it also threw my parent’s lives up to that point into a different light. Because part of why I was sure I was ‘normal’ for 40 years was because my whole family did the exact same things….🤦🤷‍♂️