Oh god, they’ll get some access? Like, I can’t completely control my children and they are individuals who have the right to start making choices? Jesus Christ, I’m not going to be able to exert my will over them indefinitely?

If your child is old enough to leave the house and sneak around on you they were going to do that. You should be teaching them to live in society, not just avoiding it and dumping them into an environment without the skills to process the reality of life.