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IBM has been a leader in employee public relations. In 1958 it was among the first companies to put their entire work force on salary.
In the 1950s, IBM introduced magnetic tapes to replace punch cards. Mechanical engineer James A. Weidenhammer used a regular vacuum cleaner and baby pants to solve the final hurdles for successful implementation of magnetic tapes.
In 1960 IBM's Stretch computer became the pioneer of computer "multitasking."