Directors in general find the use of leitmotifs to be more powerful when employed with black and white than with color. b. The use of black and white has recently been associated more with romances, evoking nostalgia and the era of classic Hollywood cinema. c. The number of studio releases that are filmed in black and white has increased recently due to the advent of digital filmmaking. d. More and more directors and cinematographers are beginning to think of filming as being similar to painting.