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Ralph Schneider came out with credit cards for Diners Club. It made it so people could pay for stuff later on instead of right then and there. -
Invetions
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Charles Ginsburg came out with the first practical videotape recorder. It took electrical impulses and put them onto a magnetic tape. It led to now media being digital. -
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Narinder Singh Kapany made the first fiber optic cable. it uses light to transmit info and data. It is used everywhere to connect devices and plays a big part in IT. -
IBM invented the first HDD. At first it only held 5MB of data. Today's HDD can hold terabytes of data and at a lower cost. -
A Texas Instrument engineer, Jack Kilby, invented the microchip. It is made of many transistors and has led to all electronics today.