Physics Happy Hour Ads

This was a distributed e-mail for a Physics Happy Hour at UCB:
"
(dU/dS) is increasing monotonically outside!
-- You could drive around in your car with the A/C on (see attachment)
-- You could stand in the frozen foods fridge at Sam's Club (too far away)
-- You could apply a time reversal transformation (warning: invertability not guaranteed!)
Cool off at PHYSICS HAPPY HOUR today instead! Join us at 5 pm in the 3rd floor breezeway for cool drinks and delicious dim sum (thanks to generous sponsorship from Graduate Assembly). The food is free and the drinks are cold. See you soon!
~los beermen
"