When you're a lazy ass cunt who can't bother to type "Youtube".
*opens google*
types Y and clicks enter
Gets that one weird music video instead.
People nowadays are so dang lazy they can’t type only three letters so instead they type one
Person 1: Y did u just do that!?
Person 2: What does y and u mean
real time saver, used when you are in a hurry
shorter version of why?