Interesting pi facts?

pi is one of letters in greek alphabet.

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Wow, what a crappy answer you got.

Try this,

http://cogitosmath.wordpress.com/2010/02/26/interesting-pi-facts/

The most thorough list of pi tidbits that I have ever seen... because I WROTE IT as a consolidation of facts accumulated from around the internet.

I tried not to make it too mathy.