“MINNEAPOLIS — When a brain tumor took away Dorothy Holm’s ability to speak, she picked up index cards and began filling them, edge to edge, with seemingly random, indecipherable sequences of letters. Her grandchildren saw her scribbling and thought she was leaving them a code — but it was one the preteens couldn’t crack.
“Eighteen years later, the puzzle has been solved after one of Holm’s granddaughters posted images of a card online. In just 13 minutes, a MetaFilter.com user figured out that as Dorothy Holm was dying, she was writing out prayers.”
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