The trip, since the invention of the train, is a very dangerous mechanical operation. So musics, mechanical also. The landscape it also is filled with these mechanisms. Mechanisms at all levels.
But the hand is power, the power to break all, drag a grain of sand in any of this relentless mechanics. At the cost of almost certain death for human beings... who cannot therefore now, if he wants to stay alive, that remain a prisoner of this train that never stops.