Childish Gambino, Courtesy: Jerm Cohen/Outside Lands. Other photos by Joaquin Cabello and Martin Lacey. Staff. SAN FRANCISCO — Childish Gambino made the announcement shortly after taking the stage: He had just been told that his performance at Outside Lands had drawn the largest single crowd in the festival’s decade-plus history.…

A$AP Rocky performs at Treasure Island Music Festival at Middle Harbor Shoreline Park in Oakland on Oct. 13, 2018. Photos: Chloe Catajan OAKLAND — Perhaps JPEGMAFIA really did lose his cell phone Saturday morning. But maybe the industrial and noise hip-hop and experimental trap artist was upset that the…