I agree with you on everything but the last two sentences. An unprivileged user account still has a ton of power in a modern Unix or Windows system, because the

I agree with you on everything but the last two sentences. An unprivileged user account still has a ton of power in a modern Unix or Windows system, because the security model doesn't really solve this problem: https://xkcd.com/1200/ https://xkcd.com/1200/