A piece of pi, to go.

Tomorrow is World Pi Day. Why tomorrow, of all days? Because you can write "March 14" as 3/14, which ought to look familiar to fans of pi.

A much bigger version of the pi poster above can be found here. Much bigger - a file size of 1.7 mb and what looks to be about 65,000 digits in the background.

Yes, I suppose it's all somewhat irrational.