[HN Gopher] An initial analysis of the discovered Unix V4 tape
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       An initial analysis of the discovered Unix V4 tape
        
       Author : DSpinellis
       Score  : 74 points
       Date   : 2025-12-23 18:22 UTC (4 hours ago)
        
 (HTM) web link (www.spinellis.gr)
 (TXT) w3m dump (www.spinellis.gr)
        
       | ChrisArchitect wrote:
       | Ongoing posts about the tape discovery and work:
       | https://discuss.systems/@ricci/115748594116050292
        
         | ChrisArchitect wrote:
         | Previously:
         | 
         |  _Unix v4 Tape Found_
         | 
         | https://news.ycombinator.com/item?id=45840321
        
       | NitpickLawyer wrote:
       | > (The results also show that I need to examine the apparent
       | timing mismatch between the First and Second Editions.)
       | 
       | Something something, naming things, cache invalidation, timestamp
       | mismatches and off-by-1 errors :)
        
         | userbinator wrote:
         | It could just be as simple as being a later "final" copy of V1,
         | made when it was "done".
        
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       (page generated 2025-12-23 23:01 UTC)