Film directors who know the intellectual additions and historical illuminations that film can perform when addressing some errors of human history, resort to an openness of reading. This helps their subjects or engages in dialogue with specialists to set the artistic compass towards a possible objectivism with the aim of deciphering the symbols of obscure issues. These are obscured by some film makers who operate within the major ideological machines of strategies of production that aim to change and obliterate the memory of peoples (such as Hollywood, Bollywood, and other cinemas subject to colonial regimes).