http://www.andrewrollins.com Technology, entrepreneurship, the Internet, and video games Tue, 20 Jul 2010 23:42:16 +0000 en hourly 1 http://wordpress.org/?v=3.0 http://www.andrewrollins.com/2008/06/11/location-tracking-and-heat-maps/ http://www.andrewrollins.com/2008/06/11/location-tracking-and-heat-maps/#comments Wed, 11 Jun 2008 10:49:17 +0000 Andrew http://www.andrewrollins.com/2008/06/11/location-tracking-and-heat-maps/ http://www.andrewrollins.com/2008/06/11/location-tracking-and-heat-maps/feed/ 2