August 4, 2008

Webmontag Bonn at Cafe Podcast

September 16, 2008

online marketing düsseldorf at Messe Düsseldorf

April 14, 2009

The Next Web Conference 2009 at Westergasfabriek

April 27, 2009

Webmontag Bonn at Cafe Podcast

January 7, 2010

Consumer Electronics Show 2010 at Las Vegas Convention Center, Las