I wouldn't know in the same way I don't know how a teleporter in Star Trek works. It's science fiction. Although a person could argue that consciousness is more of a stream of reactions in the nerves rather than the nerves themselves. In which case you could just have the devise in the episode continue on from those…

I know this comment chain is old, but your reasoning is reliant on the presupposition that people are "copied" instead of "moved" when they enter San Junipero. It's made as clear as possible in this episode that it's the case of the latter, or did I miss a scene where someone was controlling their meat-body while also…