Los Angeles has picked up on the trend of dating by smell.
"Ms. Pray decided to put the maths and sciences to the test by asking singles-ready-to-dingle to put plain, white T-shirts on for three days and then place those undershirts in a plastic bag with their numerical designation. Attendees would then waft the BO into their noses and mark down which they found the most interesting (re: loin-stirring). "