My Experiment Opting Out of Big Data Made Me Look Like a Criminal is a fascinating look at how, and the consequences of, opting out of big data, and dealing with the results.
It’s even more interesting when you look at the Disconnect.me plugin for the number of trackers on the site…
Of course what you should remember is that this on the internet isn’t new. Companies have been tracking people since they realized business could benefit from (for example) knowing when someone got pregnant, whether it’s Facebook for advertising at you, your grocery store and their club cards, or Hank down at the general store making a little mark in the calendar on when to mention to you that he’s got a great deal on newborn diapers.