Disclaimer: not even close to an exclusively ADHD thing, but how it hits like the first time every time it hits even though you see it coming probably is.
Anyways.
#ADHD time blindness be like "WHAT FOUL VILLAIN TRANSFORMED ALL MY FRIENDS INTO OLD PEOPLE AND WHY AM I SO TIRED ALL THE TIME WAS IT LEX LUTHOR I BET IT WAS HE IS SUCH A JERK"