On Day 2 of Boom, Belgium's Tomorrowland Festival, a majority of the day's 60,000 attendees sought out the Main Stage as the evening let on into night. Boom hometown stars Dimitri Vegas & Like Mike gave way to bass music king Skrillex, who put on an explosive, seizure inducing light spectacle, and even had a fireworks display that quickened in tempo with his music. It goes without saying that with their remaining days together now numbered, a major draw for the weekend was the return of the Holy Trinity of House, Swedish House Mafia. And...