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Banerjee discovered that it costs over $2000 to buy a machine capable of printing in braille. He thought there must be a cheaper way.
He used a Lego Robotics set and some materials from Home Depot to quickly construct a model that could do the same job…for less than $500.
Processor company Intel soon learned of his “discovery.” They gave him HUNDREDS OF THOUSANDS OF DOLLARS to make his product real and help 285 million visually impaired people around the world.