Gil Scott-Heron, one of rap's earliest (and unfortunately unknown) pioneers, gets his full due in Black Wax, the 1982 documentary recently reissued on video. Interspliced between performance footage of Scott-Heron and his Midnight Band are vignettes of him walking around Washington D.C., spouting his views on then-President Reagan (dubbed "Ray-Gun") and generally dropping knowledge. The live performance features many of Scott-Heron's best-known hits, including "Johannesburg," "Winter in America," and "Angel... see more