When something transcends the boundaries of greatness to the point of insanity.
"The DeLorean DMC-12 was such a cool car."
"Aw yeah, man, it was mad bitchin'."
"My computer has 32 gigs of RAM and two 3.0 Quad-Core processors! It's mad bitchin'!"
"Not only was Sypro truly a pimp-ass, he was also mad bitchin'."
"My good sir, what do you think of the Internet?"
"Why, the internet is a jolly good place! It truly transcends the boundaries of greatness to the point of insanity!"
"I agree, it really is mad bitchin'!"