Glibc-widevine is only needed on arm and the aur comments have a link.
progandy
The mobile device / "mtp Server" requires the gadget mode as far as I know. The PC /client does not need it.
With usb-c you should be able to load a driver that allows network connectivity regardless of otg mode. Or was it Thunderbolt?
Update: I thought of thunderbolt-net which works with Thunderbolt 3 and probably USB4
There is or was a project called WinApps i think that made it easy to set up a VM to run some applications.
Wie wäre eine Aufforderung oder Tipp an die Betroffenen, zwischenzeitlich nach Phettberg vorzugehen statt Sonderzeichen zu verwenden oder ist das auch verboten?
Porteus kiosk thin client might be an option.
repo-add cannot create empty repositories anymore. I suggest you add the aurutils package you already built to the initial repository and database.
Other formats can exceed that by caching & writing to multiple chips at once i guess.
There could be a middlegreound if revolt implemented a central openid user registry, presence indication and e2ee direct chat plus self hosted communities using that login (and maybe optional local registration). And maybe a community overview for public communities.
The pkgbuild should not depend on it if you build in x64, that is only a display Problem in the web i think. Firefox should be avle to download its own copy of widevine though.