I'm flattered, but you're only speculating, and at least for me this is not helpful.

It does not tell me what their reaction was, which is a little sad, because I am curious what happens when somebody for whom Facebook is ancient tech encounters video cassettes.

FWIW, I thought 8 inch floppies were weirdly big, but that's just a different form factor. It was normal to use floppies, tape or vinyl records for data and media storage. These days things are magically beamed through the sky in the most normal fashion. I think video tapes may seem a little weirder than just a larger box.

There are reaction videos on YouTube, like https://www.youtube.com/watch?v=kesMOzzNBiQ

(The person I asked originally replied while I was typing the above. Their reply is in a sibling comment to my original question.)