Nintendo, to date, has never shut down the CDN for any console. You can still redownload titles purchased on the Wii Shop Channel, for example. This means that you would be able to download updates for Pokémon X and Y or any other 3DS game.
Nintendo, to date, has never shut down the CDN for any console. You can still redownload titles purchased on the Wii Shop Channel, for example. This means that you would be able to download updates for Pokémon X and Y or any other 3DS game.