"Exodus, arguably the most musically violent band in the Bay Area thrash movement, were also the most vocal in their hatred of fishnet-wearing glam-rockers, often calling for their fans to “Kill the poseurs”, wherever they may be found. As such, SF thrash shows often devolved into mayhem."
January 1, 1970
https://en.wikiquote.org/wiki/Bay_Area_thrash_metal