I love the control panel. All the colors! Yeah that's tubes in
   there. This is pre-microchip. The #Johnniac - the very first
   computer used for #ArtificialIntelligence - It was the longest
   lived of the first generation of computers, lasting 13 years in
   continuous service. Why? It's AI program. It was very popular.
   They held a funeral for it when they finally shut it
   down.?[1]Johnniac

References

   Visible links
   1. http://icopiedyou.com/wp-content/uploads/2015/07/Johnniac.jpg