Comment 4 for bug 1942260

Fedora's individual binary firmware xz compression plans seem to be a success. They kept going and divided the package into many different firmware packages.

https://packages.fedoraproject.org/pkgs/linux-firmware/

https://packages.fedoraproject.org/pkgs/linux-firmware/intel-gpu-firmware/fedora-38-updates.html#files

Arch Linux has also done this since 2022-
https://archlinux.org/news/linux-firmware-202201190c6a7b3-2-requires-kernel-53-and-package-splitting/

Linux kernel 5.19 introduced ZSTD firmware compression-
https://wiki.gentoo.org/wiki/Linux_firmware#Optional:_Compression