Don't feel guilty just think of the South Park E.P where they get the space money. It was only worth what they thought it was worth. Since these things aren't made out of a finite resource like gold Supply will hit demand at some point or the market will crash.
I love how Nintendo ignores that the Smash Bundle with the, game adapter, Controller and smash sold out. You have a large enough customer base that will buy a bundled product for you to make money, hell you should save money from less packing.
I think the Wii thing was on purpose but I don't think they expected the demand for the Adapter. Your buying part of a fight stick that only works on one game. The Wii U adapter has probably sold better then any of there peripherals on the Wii U so far. You got to at least give them props for...