Simply defined, “diopters” is the pluralized form of a measure of reflective power in an optical lens. It’s not a word in everyone’s mental lexicon, but if you play your tiles right, it can earn you 149 points on the world’s biggest Scrabble stage . Article content

And that’s exactly what Ottawa mathematician Adam Logan did, as he placed the letters across two triple-word squares in his highest-scoring play of the World Scrabble Championship. Article content

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In two turns alone, Logan had added a whopping 252 points to his score — “infamies” had been his previous move for an impressive 103 points — to erase his opponent’s lead and complete a major comeback in the third game of the best-of-seven matchup of the World Scrabble Championship final i

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