By the time The Circus was released, Hollywood had witnessed the introduction of sound films. Chaplin was cynical about this new medium and the technical shortcomings it presented, believing that "talkies" lacked the artistry of silent films. He was also hesitant to change the formula that had brought him such success, and feared that giving the Tramp a voice would limit his international appeal. He, therefore, rejected the new Hollywood craze and began work on a new silent film. Chaplin was nonetheless anxious about this decision and remained so throughout the film's production. thumb|upright|City Lights (1931) is regarded as one of Chaplin's finest works.
By the time The Circus was released, Hollywood had witnessed the introduction of sound films. Chaplin was cynical about this new medium and the technical shortcomings it presented, believing that "talkies" lacked the artistry of silent films. He was also hesitant to change the formula that had brought him such success, and feared that giving the Tramp a voice would limit his international appeal. He, therefore, rejected the new Hollywood craze and began work on a new silent film. Chaplin was nonetheless anxious about this decision and remained so throughout the film's production. thumb|upright|City Lights (1931) is regarded as one of Chaplin's finest works.