http://www.history.com/this-day-in-history/enigma-key-broken
1971 – Marc Andreessen was born in Cedar Falls, Iowa. He would grow up to develop the Netscape browser, which powered the explosion of the Web in the late 1990s.
http://www.biography.com/people/marc-andreessen-9542208
1979 – Voyager 2 made its closest approach to Jupiter, coming within 570,000 kilometers of the planet.
http://www.jpl.nasa.gov/history/70s/Voyager2_1979.htm
1982 – Disney released the movie Tron, which used the most extensive computer-generated graphics and special effects to that time.
http://www.imdb.com/title/tt0084827/
Read Tom’s science fiction and other fiction books at Merritt’s Books site.