In 1956, the film was sold to the Columbia Broadcast System company for broadcast on television after several theatrical re-releases. With each distribution deal, MGM received more and more money for broadcast rights, and consumerist demand for the famous film drove up prices and audiences. In a traditional format, CBS has broadcast it for several years, each with high ratings, as television's evolution from color and quality ensures more views from global audiences. The Wizard of Oz paved the way for future filmmakers and special effects artists to shine in its wake as an excellent feat of storytelling and visual effects. The Wizard of Oz has spawned countless sequels, both in live-action formats like Wicked and films like Oz the Great and Powerful. These films have never matched the emotional impact and replace reality with computer-generated images. Highly regarded film critic Leonard Maltin said, "No film will ever replace 1939's The Wizard of Oz...(Oz the Great and Powerful) just won't have the same resonance." » The legacy of The Wizard of Oz is considered one of the most influential films of all.