Open this photo in gallery: Kevan Staples of Rough Trade on the red carpet during the Walk of Fame ceremony in Toronto, on Sept. 28, 2023.Andrew Lahodynskyj/The Canadian Press Kevan Staples, co-founder of the groundbreaking avant-garde Toronto rock band Rough Trade, has died. His bandmate Carole Pope and two friends confirmed Staples died on Sunday. His age and cause of death were not immediately available. Staples co-wrote Rough Trade’s songs, including their sexually charged 1980 breakout “High School Confidential,” which appeared on their second album “Avoid Freud.” The tale of unrequited lesbian lust caused a stir at the time, and...