>>    http://ibm-1401.info/
> A few (dozen) years ago, I was treated to a interesting demonstration
> where a coworker poured an oily fluid containing tiny metallic flakes
> on a patch of tape.  The "bits" on the tape could be clearly seen by
> the naked eye, and could be decoded (ever so slowly!) using a
> magnifying glass.

standard ops procedure on those old tapes

randy

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