Whatever the subject - it's a little creepy that folks have the need to back track on postings that someone has made.
Did you look at it or just spout a knee-jerk response? This is the second newbie in two days to post a negative article on Keyes. The other was definitely a troll and was called on it on another thread. This one is posting numerous articles and very few replies after a very short time here. Take a look at those articles and see what you think of the overall POV.
Creepy or not the function is there and I use it as do many others.