The IP we surf on is one of the more "primative" network protocols I've ever mastered (a bunch) ... thank you DoD, and SQL came outta IBM in the 70s.... I used it to mine data .... MASSIVE amounts.... once
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Sorta like COBOL .... made me feel icky
This stuff intrigues me .... I did automate a few huge IBM datacenters too ... in .... REXX.
T-REXX .... geeking out