a photo posted by Vice Magazine on Monday with their article, "We Are With John McAfee Right Now, Suckers," apparently had been taken on an iPhone 4S and had location information embedded in it which revealed the exact coordinates where the photo was taken - in the Rio Dulce National Park in Guatemala – as reported by Wired.com.
http://news.yahoo.com/john-mcafee-ive-escaped-guatemala-154728400--abc-news-topstories.html
This is the man that a lot of people trust to protect our computers when he does not even have brains enough to delete the EXIF date from a cellphone picture before posting it.