Source: SFGate
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If life were as straightforward as a Rubik's Cube, Bram Cohen could unravel it in about 90 seconds.
He can solve two Sudoko brainteasers during his 30-minute commute on the ferry between Marin and San Francisco. And he has earned a high score of 320 on Tringo, a combination of Tetris and Bingo.
Other puzzles aren't so easy to crack.
