There comes a point, where a shock rocker needs to stop. You can only frighten the mainstream for so long before you assimilate and your face has been bought and sold a million times. Consider Marilyn Manson. In the late 1990s, there was an aura of mystique surrounding him. At the height of his prowess, the man was able to perfectly encapsulate everything that a certain person feared. Here was a sexually promiscuous, androgynous nihilist who spat in the face of God. This was a man about whom a rumour about having surgery to help fellate himself didn’t seem that…