I don't know why, but I'm a magnet for these. I spend more time doing captchas than doing the task I need to do. I will definitely avoid this site if it plagues me like NAPA's website does. They're the worst IMO.
Who thought it was a great idea for the human to prove to the robot they're human instead of the way it should be: the robot trying to prove to the human they aren't a robot.