The buttoned-up IBM look eventually gave way to the hippie programmer: Coders, pirates and anarchists whose entrepreneurial zeal challenged the IBM dogma of the day. "Hippie programmers have long hair and deliberately, even pridefully, ignore the seasons in their choice of clothing. They wear shorts and sandals in the winter and T-shirts all the time," notes tech author Robert X. Cringely. Showing off the look: on the left, Apple's Jobs and Woz; on the right, Richard Stallman, software freedom activist.
[Image credits: Windowtowallstree.com (left); Stallman.org]