Thanks for your comments. What I can answer right away is that I've
found the issue 59975 and the related commit too, but I still look at
it as a bug, even if the earlier behavior was accidental (i.e. if the
font with Cyrillic support was chosen for its typographic characters).
If a user during
Guix on a Debian laptop host works okay, GuixSD in VirtualBox a couple
of weeks ago seemed fine too, but I've just spent a weekend trying to
install it on a dedicated laptop for real use, and I'm running into
many problems.
I should split this and file multiple more detailed issues later over
the