This just blows my mind. I’d have never imagined in a hundred years that the Microsoft site would have a primer for l33t speak and terms. The mind boggles.
(Image was a GIS for l33t…bonus points for having Eric from Eric Conveys an Emotion)
“m4d sk1llz” or “mad skills”: Refers to one’s own talent. “m4d” itself is often used for emphasis.