Why is their a news piece about NSMB being fastest game to 15 million?

[Seece]

--OkeyDokey-- said:

"However, the availability of the title on multiple platforms effectively doubles its "time" on the market."

I literally lol'd at this. Dumbest thing I've ever heard.

Even if we take that into consideration, it still got to 15 million in half the time NSMB did ^_-