You've hit the nail on the head. The problem is not the phone, it's unlimited internet. You can waste almost as much time on a laptop with unlimited internet as

You've hit the nail on the head. The problem is not the phone, it's unlimited internet. You can waste almost as much time on a laptop with unlimited internet as on a smartphone. OTOH, it's pretty hard to get into unhealthy smartphone usage without (or with serverly rationed) internet access.