This free event may be of interest to some: Spatial Surveillence: We Know Where You (and things) Are http://www.agi.org.uk/pooled/articles/BF_EVENTART/view.asp?Q=BF_EVENTART _312077
Cheers STEVE _______________________________________________ Talk-GB mailing list Talk-GB@openstreetmap.org http://lists.openstreetmap.org/listinfo/talk-gb