Voynichese is a numeric cipher?

[ololololo]

And yes, decrypting a cipher is extremely difficult—it's time-consuming, nerve-wracking, and requires a lot of patience—all that and much more....

In what place or meaning? I don't see any problem with matching glyphs with numbers or numbers with letters.
Of course, as the person who came up with this code, it will always be easier for me to do this, so I will ask you about the difficulties you may encounter. Let's take the texts I've already published as an example.

The problem is that there isn't enough information in what follows the line-start markers to be able to infer such a “change” or anything else from it

Line start markers? Do you mean EVA s and gallows? I'm sorry, I didn't understand that.