Buy a shirt with a picture/logo of one of the following: IanJ, MarcoReps, or that loud Australian chap, on a shirt and see if anyone keeps their distance, as they will also be a fellow TEA/ppm person. Remember, though, if someone comes up to you and tries to talk to you, then run away, as they are trendy fad followers or socially adjusted, neither are any good if you want to make it to ppm heaven on the day of calibration[1].
[1] 8.5 digits of the apocalypse etc.