And each of those things is an important thing that the general populace should know in order to navigate life. Aren't sure what that latin tag you're getting permanently tattooed on your body means? Don't get it tattooed on your body.
Each of the original examples was important enough that you delegate to your professional. The whole reason you have a lawyer is so they can handle evidence rules, and correct your misconceptions.
But I'm never going to go to a professional to log into facebook. Or more realistically, understand what XSS attacks are and how to protect myself (or similar). It happens too often to be a consult-an-expert event.
