UNIX V4 tape successfully recovered: First ever version of UNIX written in C is running again Cruci

Saved Dec 23, 2025

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UNIX V4 tape successfully recovered: First ever version of UNIX written in C is running again Crucial early evolutionary step found, imaged, and ... amazingly ... works Computer History Museum software curator Al Kossow has successfully retrieved the contents of the over-half-a-century old tape found at the University of Utah last month.…

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