Coachella by the hour: Weekend highlights from Vince Staples, Kali Uchis, Moodymann, Oh Sees and, oh yeah, Beyoncé

As the second and final weekend of the Coachella Valley Music and Arts Festival was getting ready on Friday to entertain another population of 125,000 revelers, a few drones hovered above and a small-engine airplane circled, a banner advertising a new innovation in condoms trailing behind it.

The…