April 22, 2008

Web 2.0 Expo at Moscone West

May 3, 2008

Bay Area Maker Faire 2008 at San Mateo County Expo Center

June 8, 2008

Haight-Ashbury Street Fair at Haight Street between Masonic and Stanyon

May 19, 2010

Google I/O 2010 at Moscone Center