The SETI Institute Research Experience for Undergraduates (REU) Class of 2010 presents a SETI-inspired musical number. (Credits: Courtesy of SETI Institute )
I never thought of it before so I had to look it up:
Quote:
What does XKCD stand for?
It's not actually an acronym. It's just a word with no phonetic pronunciation -- a treasured and carefully-guarded point in the space of four-character strings.