Talking about the era of disks, I recently noticed that the icon for saving Word files (in the upper left-hand corner) is a floppy disk. Funny that's still the image that Word uses all these years after the disk era.
The other big change is that back then the Maintenance Station was considered a tool for the Maintenance Department, just like their meters and scopes. Same thing for the "lunchbox" computers (i.e., the precursor to the laptops and tablets) that were used for system support. Today's systems for those functions require multiple layers of signoff by IT.
Reading through all the things you had to do in that era brings back memories. The third party memory manager, the floppy disks to transfer data. The problem with the magnetized screwdriver... Much has changed, and improved, since those days. Fortunately, the storage devices we now have are much more resilient.
California State University, Chico was the first school in California to offer an ABET-accredited degree program in mechatronic engineering. Now its California Mechatronics Center works with industry on machinery, robotics, and surveillance vehicles.
Focus on Fundamentals consists of 45-minute on-line classes that cover a host of technologies. You learn without leaving the comfort of your desk. All classes are taught by subject-matter experts and all are archived. So if you can't attend live, attend at your convenience.