[slodave]

In theory, yes. In reality that's not true. How do you know that you don;t have a ground fault issue with the wiring. most people do not check their outlets and there are plenty of outlets in the US that are not wired correctly, been gnawed on by rats, or just fail over time. As well, here in the very dry SoCal, you can still shock a pc and do damage. Even if it is properly grounded. BTDT numerous times at the company I used to work for.