If I walk away from my desk for a minute or two, and someone points my browser at my bank [...] To do that someone would already have to have typed your OS pas

If I walk away from my desk for a minute or two, and someone points my browser at my bank [...] To do that someone would already have to have typed your OS password to unlock your screen, right? If you're in the habit of leaving your system unlocked when you're not around it, you're already inviting someone to install a keylogger.