Outside of Phoenix Raceway, music is blasting, lasers are blinding, people are head-banging, and just about everyone is soaking in what raves have to offer. The two-day-long Goldrush Music Festival showcases what raves are about: People having fun all night long. The EDM dance parties have been around since the ’80s, but as they’ve become mainstream, more people find that rave culture is losing its touch.