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The Tube Is Dead. Long Live The Tube
THE VACUUM TUBE HAS BEEN OBSOLETE FOR DECADES—AND IT’S HERE TO STAY
By: Mark Wolverton
https://www.inventionandtech.com/conten ... ive-tube-1

https://www.inventionandtech.com/content/fall-2002-1

also see
http://antiquesci.50webs.com/VirginCommies.htm

Invention & Technology Fall 2002
The Tube is Dead Long Live the Tube
https://od.lk/s/OV8yNTkxMTQ4NjBf/InT-Tubes.pdf

The Technology We Killed in the 1960s Is Now Worth $3.3 Billion
https://www.youtube.com/watch?v=jQ5Zqglap_g

The Subminiature Vacuum Tube Film (1986)
https://www.youtube.com/watch?v=c4x7VgYkP8o