Chalk Car - Austin TX is full of geeks. A prime example of ATX geekery: A co-worker of mine has painted his Dodge Avenger with spray-on blackboard resurfacer. Dubbed, “Chalky”, if you find it parked down on 6th street, feel free to mark it up.
And...

Chalk Car - Austin TX is full of geeks.  A prime example of ATX geekery: A co-worker of mine has painted his Dodge Avenger with spray-on blackboard resurfacer.  Dubbed, “Chalky”, if you find it parked down on 6th street, feel free to mark it up. 

And yes - the that is in fact pi written out to about 300 digits on the car.