Ian Sanchez has proposed a new geo data “test for freeness” in the spirit of the Debian project’s tests for free software.

A set of geodata, or a map, is libre only if somebody can give you a cake with that map on top, as a present. – Ian Sanchez

I mention this because the Flickr Shapefiles can be used unencumbered as a cake decoration. And we like cake. We like photos of cake as well. But we prefer cake.