The first program to incorporate WYSIWYG technology was Bravo. This document preparation program was developed for the Alto computer designed at the Palo Alto Research Center of Xerox. Though Bravo was never released commercially, its direct descendant was included in the Xerox Star.
WYSIWYG, Ethernet, GUI, bitmap graphics and several computer technologies that we used today have been developed at the Xerox’s Palo Alto Research Center (PARC).
The El Capitan OS X version is named after the El Capitan rock formation at the Yosemite National Park. Wallpapers that came with the operating system featured this vertical rock. [more...]