And that, ladies and gentlemen, pretty much sums up the genius of Jane's Addiction -- the friction of three disparate parts rubbing together, until finally, it explodes into a glorious musical fireball.
Cianfrance has cast two intense young actors, Dane DeHaan and Emory Cohen, as the boys, who are both into Ecstasy and Oxycontin, and he sustains a nasty friction between them, sandpaper rubbing sandpaper.