And here you thought you were done. You searched for something, found it and purchased it. So now where did these ads pop up from? Why can’t you just move on to bigger and better things?
The technical answer is of course something along the lines of Web Browser Cookies. Anytime we visit a website, a small piece of data is sent from the website planting itself in our browser. Its as if the website leaves an imprint in our browser by which it recognizes us and remembers our previous activity.