This Capsule Challenges Vacuum Tube (1948) | Hacker News

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		This Capsule Challenges Vacuum Tube (1948) (books.google.com)
		2 points by asxd on July 31, 2019 \| hide \| past \| favorite \| 1 comment

zecken on Aug 1, 2019 [–]

wow, what a time capsule. crazy how fast even after this that they proliferated everywhere

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