...the first thing that pops into your your head when you see this picture is 'hey, a smiley!' (Seen during my visit to Ibiza last week.)
And I guess you're a geek if you're aware of, or even celebrating, the fact that today, 14 March, is international π day (that is, if for the moment we adopt the utterly counterintuitive American month/date/year system of writing the date). Yes, on 3/14 at 1.59:26 there'll be (or there were, depending on your time zone) a lot of mathematicians quietly celebrating that mysterious little number, and perhaps even tucking into one while doing so. Bless 'em. And by means of marking this momentous date, here are the first four million or so digits of π for your entertainment. The last one is zero.
