In the following video, Jack Vale scanned all the social media posts of people around him.
He found out birthdays, people's names, a dog's name and personal information. When he walks up to people who publically Tweeted or shared pictures through Instagram social media the get totally freaked out.
Anything you share online or via social media is PUBLIC. Geo-tagging makes the photos even easier to find.
People frequetly reacted with swear words that are bleeped out.
Some one says "Thanks for invading our privacy. I'll call the police if you do it again." There was privacy to invade. The information was public any idiot with smartphone can find out all about you....