[walshemj]

And its also written from a very recent perspective, arguably I was formally working in devops in the 80's

I was hired as development team member partially as I was a sysadmin on the hardware we were using, our team both wrote the code but also the entire JCL infrastructure that managed the compilation linking, deployment and the running of code across the cluster of 16 or 17 systems.

On of my friends, an IBM guy from the operations side was shocked that we as developers where allowed to deploy and run our own code.