"...a new type of protection was found in the commercial DS game cart Jet Impulse/DS Air. We don't know exactly the differences with previous hardware yet, but this game cannot be dumped with the usual methods. "-From GBATemp.net
This may mean additional difficulties for DS owners wishing to backup their legally acquired game cartridges. Pity - lord knows these dutiful dopes have it harder than anyone. Lay off, Nintendo - can't you see they're hurting?