The development of cinema and the development of modern dance are so deeply intertwined, that two leading inventors of the motion camera, Thomas Edison and Louis Lumière, focused their lenses on two leading creators of modern dance, Ruth St. Denis and Loie Fuller. Since the early 20th century, dance film has developed with work from artists such as Maya Deren, Merce Cunningham and Elliot Caplan, and Wim Wenders. Today there is a medley of screens for dance film, including theatre screens, televisions, hung projections, computers, and cell phones. At the present moment, screens seem to fall into two categories: ones that immerse the audience in a film, such as movie theatre screens, and ones that are immersed into the audience's life, such a...