Your posts can be evidence. Anything you post or write through the site could be used against you in a court of law. While privacy settings may limit who can view your posts in a general sense, when the law gets involved, you might have to share more than you want. Find out here how this came to be and what's involved.
I love technology and how it enhances our lives! Just think, without the Apollo moon missions, we might not have calculators! Imagine!!