If you’re really curious about the development process that went into creating Wii MotionPlus, aka yet another thing from Nintendo that will be in short supply this December, be sure to check out this installment of the unparalleled Iwata Asks interview series.
Coincidentally, this interview also addresses and slaps down the ridiculous charge that “Nintendo should have included this all along.” Here’s a hint: It relates to both price and size.