Obviously all the extra searches and scans at airports which have followed 9/11 mean that getting through an airport has become a marathon process.  One such part of an airport visit may be reduced in duration, thanks to technology.It all began with Richard Reid.  Reid was arrested on December 22, 2001 for attempting to destroy a Boeing 767 on American Airlines Flight 63, a flight from Paris, Charles De Gaulle International Airport to Miami International Airport, USA, by igniting explosives hidden