They also support an ARM dev board, the Khadas VIM3: https://fuchsia.dev/fuchsia-src/development/hardware/khadas-... , though with the "core" setup and not "workstation".

Fuchsia will run on a surprisingly large number of x64 machines but because it's not tested on a wide array of hardware, it's hard to recommend you try it outside of the narrower set of hardware where it is tested.

Yes - drivers, and the NUC is a consistent target that's readily available almost anywhere in the world.