Even Sony doesn't considers its terminals trustworthy. They really don't want you to root your PlayStation, but that's mostly because it allows you to hack off

Even Sony doesn't considers its terminals trustworthy. They really don't want you to root your PlayStation, but that's mostly because it allows you to hack offline games. Hacked consoles are usually banned pretty quickly from online services. It doesn't mean Sony has the best track record when it comes to security just that they are not completely clueless.