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BTN LiveBIG: Purdue grad finds opportunity is the mother of invention

For Steve Katsaros, it all started with a nagging idea. Walking by a construction site one evening, he noticed a rope of construction lights all drawing power from a chugging, polluting generator. Immediately, a question came to his mind: Was it necessary? The next day, he went home and sketched a simple but elegant solution to the problem: a solar-powered light bulb. Four days later, the Purdue alum had a patent in hand. “Selling solar lights is how we’re going to change the world,” said Katsaros, who founded a company to market his invention. “It quickly became apparent that the