This is amazing news that ace3ds team released a new 3ds flashcard- ACE3DS pro today.
According to the official news:
“Ace3DS Pro, a fantastic revolution 3DS flashcard, which enable you to play either normal .NDS game(owned fully Ace3DS plus function), or one genuine 3DS Game by pressing a small switch only! ”
See more details in Video: http://www.youtube.com/watch?feature=player_embedded&v=OumhwSPpNiQ