The year was 1956

"The year was 1956 [...] In my experience, all emerging industries begin in a similar manner: work precedess organized curricula. On-the-job learning precedes in-school learning. Such are the working conditions that lead to moments of exhilaration, frustation, and disappointment.

[...] I was early impressed by the notion that we were performing tasks not done by prior generations of workers.
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In a day when programmers were simpley not unemployed and available in the labor market, we experienced more than a 100 percent turnover in programming personnel in a six-month period. Some working conditions were simply not tolerable among crucial workers who could find a nex job during their coffee breaks."

[...]So the local community college filled a role it had not imagined - that of postgraduate computer classes for employees. I later found that pattern repeated at other community colleges long before the universities were able to fill that void for their undergraduates.
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Using machines described variously as 2K and 4K, then 8K and 16 K, those early software workers actually accomplished economically useful work." Ben G. Matley in R. Glass ouv. cité