the "learn to code" campaign began ramping up in 2013. If you started undergrad in 2016 you would've graduated right into the covid market.

https://en.wikipedia.org/wiki/Learn_to_Code#Policy_impact

I think the hype peaked around 2016 where Democrats were portrayed as out of touch for saying laid off coal miners could just "learn to code". By 2019 it was a cliché used to mock laid off journalists on Twitter.