The two sources discuss Matt Walsh's documentary film "Am I Racist?" which examines the concept of racism in America. The first source summarises the film's content, highlighting Walsh's journey to understanding race relations through interviews with various individuals and experts. The second source details the film's booming box office performance and highlights the unusual lack of critical reviews, suggesting a deliberate boycott by many critics. This source argues that the film should be reviewed and debated, even if it is unpopular.