A little background information - I started working in IT in the late eighties. Technology has sure changed a lot since then.
While I do not have any experience with card readers, I do remember
the IBM 3270 dumb terminals and the 10.5 inch reel tapes.
and the 10.5 inch reel tapes.
I have been a SAP Basis person for the last 10 years. My main responsibilities are with SAP Data Archiving (now ILM - Information Lifecycle Management). I
currently work at Valero Energy Corporation where I am responsible for SAP Archiving.