VCR, short for Video Cassette Recorder. A device that put Blockbuster on the map.
A device that is ever so slowly receding from our vocabulary and out of our minds eye. Could you even work one today?
They have their roots all they way back to the 1950s, and actually were able to produce HD quality images at the time of their demise when DVDs and HD televisions were beginning to become the new thing,
As you will see in this well thought out video, VCRs are quite complicated, and evolved through a number of iterations and updates thoughout their life. This video does a very good job of explaining all of the technical bits without causing your eyes to glaze over.
And yes, be kind, please rewind.