Currently 39 Michigan cities have created social districts in 23 counties. Some places where you can currently participate in a social districts are Wyandotte, Northville, Mount Clements, Petoskey, Dundee, Saugatuck and Ludington.
There was a French bartender Pete Petiot who claimed he invented it back in 1921, well before any other claims. He was working at the New York Bar, a hangout in Paris where Ernest Hemingway and other American migrants could be found.