Public Speaking at Defcon 17
Thursday, July 30th, 2009 at 1:57:35 PM · Photo Archive/2009/defcon_17
A man dressed in a blue dress shirt addresses the crowded audience at Defcon 17 while holding a microphone.
Chronologically Adjacent
Thursday, July 30th, 2009 at 1:57:35 PM · Photo Archive/2009/defcon_17
A man dressed in a blue dress shirt addresses the crowded audience at Defcon 17 while holding a microphone.
Chronologically Adjacent
