Hardware-obsessed big brother site Gizmodo has found the true meaning of "useless." It comes in the shape of a Plug'n'Play Sudoku controller that dishes up puzzle games on your TV. This $30 adapter has Sudoku coming out the wazoo, all at varying levels of difficulty. Of course, you could always do the free puzzle in the newspaper or the internet. But, unlike this product, that would make total sense. Brian Ashcraft

More From Travis Here [Gizmodo]

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