I did a training video for a device I designed and we built last week.
Unfortunately, I can't show you the device.
But I was complimented on the video and I remarked that I must have been influenced by all the "Jam Handy" videos I had seen as a youth.
No one knew what I was talking about.
The Jam Handy Organization was an Detroit area film studio that produced many training and instructional videos for the auto industry.
This is an example:
Here is another: