Many people are familiar with the fact that ads on the internet are tailored to the user. Right here on Nextworldtv for example, no one is seeing the exact same set of ads. If you shopped online for something, let's say camping gear, then ads for camping gear may come up on your screen for weeks to follow.
Your profile involves more than just online shopping you may have done last week. It's becoming more tailored, identifying your location, your interests...and ALL the things you've ever clicked on!
It gets a little creepy here: even Google searches are targeted to your interests. Two people who do a Google search are going to get different results, based on their online history. And how about this? The news feeds that Yahoo, AOL and others deliver to you are also edited just for you. What does that mean? We're just getting the news we are likely to want to read more about?
Eli Pariser, CEO of Upworthy, a web site for viral meaningful content, is a political and internet activist, board president of MoveOn.org and co-founder of Avaaz.org. He delivers an insightful Ted Talk here on the dangerous prospect of the internet becoming a "Web Of One".