In the book "I, Woz", Steve Wozniak explains that Jobs hired a random hacker Rod Holt to design switching mode power supply unit for their Apple II computer. Jo

In the book "I, Woz", Steve Wozniak explains that Jobs hired a random hacker Rod Holt to design switching mode power supply unit for their Apple II computer. Jobs paid him $200 a day which was a lot of money by that time. Rod did the best work he could. https://en.wikipedia.org/wiki/Rod_Holt https://en.wikipedia.org/wiki/Rod_Holt