Earlier quoted context omitted.
> let every citizen use whatever computer they want. That's just not possible, or should the system be legally required to run on an Apple II?
It should be legally required to provide enough interoperation capabilities for a compatible frontend to be written for an Apple II by whoever would like to do that, as the government can't be expected to write and maintain clients for every platform that's now in existence or that will be created in future. If only currently popular platforms are to be supported, how could a new platform join them in the future if t…
The viable solution for that is to provide a trusted hardware implementation that can be used with any computing platform that has a documented interface. It can't be a software-only implementation, basically.