My friends over at Tech Recipes have announced a contest to win a free Tech Recipes T-shirt. All you have to do is be the first person to correctly answer some simple question…. about Einstein’s equivalence principle…. 

Here’s a picture I took of mine:

I posted about it before, I’ve already gotten my t-shirt from them… I’ve been wearing this shirt around town, and what a conversation starter it is! I’ve had tons of people come up and talk to me while wearing this shirt… not to mention smiles from some rather attractive humans of the female persuasion.