20 Sep
2011
20 Sep
'11
4:50 a.m.
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