"Like the birth of polo, placed variously in Persia or India more than 2,000 years ago, the genesis of Segway polo is hard to pin down. Mr. Ko traces his own interest in it to the fall of 2003, when a Segway polo demonstration was staged during halftime of a professional football game. "I didn't see it," Mr. Ko said of the halftime show. "But it sounded pretty cool."
"Jonathan van Clute, a real estate and stock investor from Sunnyvale, said he had stumbled onto the idea even earlier, while consulting at a software company. "I brought my Segway into the office so everyone could goof around with it," he said. "And this one guy pokes his head through the door and says, 'Dude, two words: Segway polo.' " Source: NY Times
Well, now I have officially seen everything.