Photo taken with a smartphone

Original geotagged image

We took the picture above with an iPhone while on holiday. We easily extracted the GPS data as you see on the right, and used Google Earth to navigate there, as shown below…

Google Streetview

Same image with Google Maps

Now imagine this…

Instead of this innocuous street scene, pretend it's a picture of your family outside your house. Anyone could then use a mapping service to find your street, your home, your spouse or kids.

By the way, you can click on either of these pictures to see this for yourself.