SXSW 2020 canceled; Jack Dorsey, Laurene Powell Jobs, Libby Schaaf were to speak – San Francisco Chronicle March 7, 2020 by Zennie Abraham SXSW 2020 canceled; Jack Dorsey, Laurene Powell Jobs, Libby Schaaf were to speak San Francisco Chronicle …read more Source:: Oakland Mayor Libby Schaaf News By Google News