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ttp://www.businesswire.com/news/home/20170413006259/en/Nintendo-Switch-Fastest-Selling-Video-Game-System-Nintendo

That means that Nintendo sold more of this game for Nintendo Switch than
it sold Nintendo Switch systems, for an attach rate of more than 100 percent.
This may be attributed to people who purchased both a limited edition of
the game to collect and a second version to play.

っだってさ