Kate Cox writes:
Every day, the great amorphous mass of consumers creates millions upon millions of trackable, quantifiable pieces of data. Every purchase at every store. Every click on every website, every bit of geotagged data, every installed or opened app and every interaction on social media. All of it adds up together into one giant Mount Everest of data to be sliced, diced, bought, sold, and traded.
But there’s a break in it, and that break is hardware. What you do on your phone, what you do on your laptop at work, and what you do on your tablet or computer at home can be tricky to aggregate into one complete, whole consumer profile. Cross-platform stalking measurement is in many ways basically the holy grail of advertising and therefore of nearly all web and app businesses.
Read more on Consumerist.
Thanks to Joe Cadillic for the link.