Brillant little system that actually solves a very real issue! Reminded me of (admittedly geekier :-) geohashing algorithm of xkcd: http://wiki.xkcd.com/geoha

Brillant little system that actually solves a very real issue! Reminded me of (admittedly geekier :-) geohashing algorithm of xkcd: http://wiki.xkcd.com/geohashing/ http://wiki.xkcd.com/geohashing/