Keeps bad guys wearing collars from getting in..... "Gotta think outside the box" (fence, whatever). - RWM Agarwalla, Niraj wrote: >Interesting. For a minute there, I thought they were talking about >those devices that electrocute dog when they try to leave the yard. >Never mind. :-) > >-- >Niraj Agarwalla > > >-----Original Message----- >From: The Airline List [mailto:AIRLINE@xxxxxxxxxxxxxxxxx] On Behalf Of >Bill Hough >Sent: Wednesday, March 08, 2006 1:55 PM >To: AIRLINE@xxxxxxxxxxxxxxxxx >Subject: Airports will add 'invisible fence' to security measures >