As you know, MIT regular action admissions decisions will be released on Pi Day, at Tau Time (that is tomorrow, March 14, at 6:28pm EDT).

Some of you, though, may be wondering — what’s the deal with Tau? Well, check out this video from Vi Hart:

(Did you know that Vi Hart is Khan Academy’s newest employee? And did you see the story about Sal Khan ’98 on 60 Minutes?)

What do you think? Are you sold on Tau? Or are you a Pi loyalist?