Filmmaker Goran Hugo Olsson and actor/producer Danny Glover. ( Photo by Larry Busacca and Getty Images ) After opening in U.S. theatres September 9, 2011, and closing November 6, 2011, The Black Power Mixtape 1967-1975 managed a total d omestic gross of only $268,813 before making its debut on Public Broadcast Stations (PBS) over the February 10-12, 2012, Black History Month weekend. Although the documentary film made its PBS debut as stated, it did so in the state of Georgia initially on channels accessible only to those who subscribe to high definition cable services. It later aired on more accessible channels at 1 a.m., 3 a.m., and 6 a.m. respectively. Consequently, many who may have wanted to see it did not and those still wishing to see the film would do well to check local broadcast schedules before its final PBS showing on February 29, or, invest in the DVD. That a film such as The Help has grossed almost $170 million during its theatre run, and is nominated for this ye