188388

Packed Auditorium at Defcon 18 Aug 1, 2010 · 47%

One Man Stands Out in a Packed Auditorium Aug 1, 2010 · 47%

Solo Clap in a Sea of People Aug 1, 2010 · 45%

Engaging the Crowd Aug 1, 2010 · 43%

Packed House at Defcon 18 Aug 1, 2010 · 41%