February 6, 1985: Frustrated by Apple’s shifting priorities, co-founder Steve Wozniak leaves the company to pursue outside interests.
His departure — which comes the same year that Steve Jobs leaves Apple to form NeXT — represents yet another big change for the company. The move mostly stems from Woz’s dissatisfaction with how management treated the Apple II division. However, his desire to start a new company also plays a role.
February 4, 2008: Apple CEO