Another video shows a man in a dark room with a knife being held up to this throat.
That temporary retreat encouraged the league to drop the other knife being held to Mr Berlusconi's throat, over pension reform.
Each protestor is programmed with a mood and a personality, which determine reactions to different events, like a knife being pulled or police firing a shot.
He went to a place in Seaside Heights to get a tattoo of a knife being plunged into a man's back, which says, "Why Not, Everyone Else Does".
Blunt, austere percussion — from a booming Japanese taiko drum to the metallic scrape of a knife being sharpened — is layered with neo-medieval wind consorts, modernist dissonances, Minimalist vibraphone patterns and isolated electronics.
From the opening scene, cutting quickly between black screen, a knife being sharpened and people dancing, before the camera chases off after a chicken in the alleys of the favela, we know that we are in the hands of a serious creative talent.
