Happy Pi-Day

Today it's Pi-Day.
A neat idea that came up with the first Pi-party from Larry Shaw.

So let's have a (Pi)e today. But don't go in circles ;).

By ​English Wikipedia user Ronhip, CC BY-SA 3.0, Link

Update 2019-03-18: Google broke the record for the most exact PI-Number so far. Nice. Now I know where the resources of Google's abandoned services went into. ;)