William English, Engineer Behind ‘The Mother of All Demos’, Dies at 91

An anonymous reader quotes The Los Angeles Times:
On Dec. 9, 1968, the then-small world of computer engineering was shaken to its core by a presentation of new technologies projected onto a screen in a San Francisco hall. The attendees at the historic event saw demonstrations of video conferencing, the first public use of a computer mouse, hyperlinking in which clicking a…