And this story is the same as what I had done many years ago.
Yes, when your were called by operation at 6pm, when you are ready to go home. Mistake will happen. :)
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The technology the we used today, been around in the mainframe for many years. Only after the CPU getting cheaper, PC now can have the technology in my old days only can be found in the Mainframe or what we call the big iron.
This remind me. I had been call pakcik. Hehehe.