Black or White (film) 2013 in New Orleans with the filming lasting for five weeks. Relativity planned to release the film in time to qualify for the Oscar race, starting with a limited release on December 3, 2014 then opening wide on January 30, 2015. The limited release was scrapped, however, in favor of an immediate wide release. "Black or White" was released on Blu-ray and DVD on May 5, 2015. "Black or White" grossed $21.6 million in North America against a budget of $9 million. In its opening weekend of January 30, 2015, the film made a gross of $2.3 million on Friday,
7-limit tuning Young's "The Well-Tuned Piano", Ben Johnston's String Quartet No. 4, and Lou Harrison's "Incidental Music for Corneille's Cinna". The Great Highland Bagpipe is tuned to a ten-note seven-limit scale: 1:1, 9:8, 5:4, 4:3, 27:20, 3:2, 5:3, 7:4, 16:9, 9:5. In the 2nd century Ptolemy described the septimal intervals: 7/4, 8/7, 7/6, 12/7, 7/5, and 10/7. Those considering 7 to be consonant include Marin Mersenne, Giuseppe Tartini, Leonhard Euler, François-Joseph Fétis, J. A. Serre, Moritz Hauptmann, Alexander John Ellis, Wilfred Perrett, Max Friedrich Meyer. Those considering 7 to be dissonant include Gioseffo Zarlino, René Descartes, Jean-Philippe Rameau, Hermann von Helmholtz, A.