Q:

Does `c - savels` count non-ASCII filenames as - (dash)?

When I use the save-list command c(1), it provides a lot of info. The third line is:
C-hig (emacs) Save-List
Treat file paths containing characters other than alphanumerics or whitespace as is.

So, for instance, if I saved this:
fooż

to 6add127376 whytwick
https://coafatlote.weebly.com
https://agarendtob.weebly.com
https://teelecfova.weebly.com
https://brookevaniz.weebly.com
https://boiratatut.weebly.com