In 1969, in his lab in Webster, NY, Xerox engineer Gary Starkweather was challenged with improving the speed of an early fax machine. His research led to an invention of laser printing, which changed how people and businesses communicate around the world.   Forty years ago, the launch of the Xerox 9700 – the company’s first commercial laser printer – gave rise to the digital printing industry, which today generates more than $120 billion in global annual revenues, according to Smithers Pira. T...