Re: [talk-au] 'Restrictive cartography'

2010-07-09 Thread Liz
On Fri, 9 Jul 2010, Ben Last wrote: > As a slightly different tack, criminals are now using cheap GPS jammers > when ripping off trucks with valuable loads to defeat the GPS-based > tracking-and-reporting. The side effects of a jammer can be considerable, > including bringing down cellular phone s

Re: [talk-au] 'Restrictive cartography'

2010-07-08 Thread Ben Last
As a slightly different tack, criminals are now using cheap GPS jammers when ripping off trucks with valuable loads to defeat the GPS-based tracking-and-reporting. The side effects of a jammer can be considerable, including bringing down cellular phone systems. And, of course, screwing up the GPS

Re: [talk-au] 'Restrictive cartography'

2010-07-08 Thread John Smith
On 8 July 2010 23:05, Jim Croft wrote: > http://www.newscientist.com/article/mg20727670.900-virtual-prisons-how-emaps-are-curtailing-our-freedom.html The only new thing in that article is the potential scale being hinted at, but this is merely an evolution of existing technology. As they point