Companies must be having success targeting ads to programmers and mathematicians on Facebook, because for the last several years, all 4 of my Facebook ads have

Companies must be having success targeting ads to programmers and mathematicians on Facebook, because for the last several years, all 4 of my Facebook ads have always been filled with IT, programming, and math. Here's a screenshot of my Facebook ads right now: http://dl.dropbox.com/u/58785/FBAds-20120326.PNG http://dl.dropbox.com/u/58785/FBAds-20120326.PNG