I have not pulled the wires out of the floor if it is your question. But the fact that the plasma's interference was causing the disconnection was reproduceable

I have not pulled the wires out of the floor if it is your question. But the fact that the plasma's interference was causing the disconnection was reproduceable. But I am sure the wires were old / in bad state as was the general state of broadband in London 5 years ago (and still today).