I mean - the “psychology” behind it is to try and apply a childish playground nickname that damages him. Sleepy Joe, Lyin’ Chuck Schumer, Low Energy Jeb Bush. The template isn’t complicated. huRr DuRr tampons are gross and icky, and for ladies, let’s try and make people think Walz is gross and icky. While the number of MAGAts is never going to be zero, there doesn’t seem to be quite as much childish frenzy around his name calling as there once was.