Thousands and thousands of extras were employed, and crude but effective cinematographic special effects achieved many of the film""s unique hallucinatory imagery and dreamlike visions.Taxi Driverre-established the tremendous acting ability of Robert De Niro to totally immerse himself into his characters.The ends of violin bows become silver streaks darting through the heavens.Clouds and sky cover the screen.Music is projected as yellow streaks of light.Abstract forms and shapes (concentric circles, patterns, waves) move in a lively fashion, synchronized to the musical tones.In class, his teacher Miss Ritter spoke thoughtfully, as Peter entered - once again tardy, and took a seat behind Gwen:Miss Ritter: "I had a professor once who liked to tell his students that there were only 10 different plots in all of fiction.As he chased after the Rabbit""s Foot rolling down the street, in a sealed canister, he had to evade a jack-knifing tanker and other cars.