The headline pretty much tells everything: Nintendo DS flashcards, used to run homebrew but also backups, can not go on sale in France anymore. More information in French language can be obtained by clicking the link below.

Thanks to http://www.nintendomax.com/viewtopic.php?t=13910&f=19 for the news.

http://www.01net.com/editorial/543108/piratage-les-linkers-nintendo-ds-juges-illegaux-en-france/