>he can unplug the router and plug his PC straight into the broadband modem and thereby bypass it.

The router is in the closet, under lock and key, with the dirty magazines. :)

>Again, avoidance is not the same as prevention.

We apparently disagree on this point.

>But all this is a sidebar to the issue of trust: I repeat - how will technical measures help in the issue of trust between Steve and his son?

Covered this by discussing my own policy regarding relationships with women. It is a principle I want my kids to understand.

Still don't understand why he would need access to porn on the internet, and why his trust is violated...any more then I've violated his trust by not having a bunch of magazines laying around.