4

Comparing the two set of bytes suggests there might have been a problem where the tape physically "stuck" and then "jumped", reading erroneous data: 10 10 00 35 D9 D9 8C 8C 45 32 6E 6E Of course there is no way to know what conditions the tape had been stored in, how well the tape reader had been maintained, and how the reading ...


3

There is no easy answer without way more information - especially as it's a non-IBM machine. In any case, a bit flip on 9 track is of course possible, like with any media. Detecting it depends on a lot of factors not mentioned so far - for example what format is used, what block structure, if at all, and what additional checking this block structure offers. ...


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