https://en.wikipedia.org/wiki/Dongle

I’m afraid dongle refers to something else.

But it is a funny word, though!

50% of the time I would be handed a cable. Who knows what’s on the other end of it.

Yes. Using sub-files and related features makes a 100+ page document with figures and links much easier to work with.

One of my favorite parts of being a math teacher is getting to write in latex all the time.

It’s such a bummer collaborating on a document because they all use Word.