I’ve only competed in one triathlon, but I did discuss it there. Since, I’ve become fans of products, pros and see some of my friends also share my interest. I’ve shared plenty of workout related data and I think I even gave a thumbs up to an ad recently … That said, I can’t believe this is what I was served tonight. Just a tad over the top.
They have such a huge pile of data to ascertain anyone's interests. Besides browsing habits, social networks are the best way to gauge a person's interests.