What: Convergence Line: A Mixed Reality Concert When: Thursday, August 1, 2013, 7–9pm, doors at 6:30pm Where: 934 Brannan St. (between 8th & 9th) How Much: Sliding scale, $0–12, advance registration encouraged: http://convergenceline.eventbrite.com Referencing oceanography, the convergence line is the point in the ocean …