Is there some link to this agreement? It would help i my Fedora review request for 0ad-data. Just in case, probably known by 0ad artists :-), when googling for more information, I found this post http://glest.org/glest_board/index.php?topic=7106.msg72926#msg72926 comenting about http://www.burningwell.org/ as a safer source of textures.