It began as a convenient way to organize poolside gatherings and game-room hangouts. More than anything, it was a spur-of-the-moment idea, hatched five years ago when Snapchat was decidedly the most efficient, modern way to round up a bunch of 16-, 17- and 18-year-old boys. Its origins? The Westin Hotel in Phoenix, otherwise known as Gonzaga’s home base during the 2017 Final Four.