A hard day's Night-or, hard?

Based on the story of The Beatles, the film A Hard Day's Night not only mirrors the personal life of the four members of The Beatles, but also reflects the Britain's life during the 1960s. As a famous New Wave film, A Hard Day's Night, emerges a lot pop-cultural elements of Britain youth during 1960s such as the hairstyle, fashion (the student girl's school costume), pop music, fan culture and etc. We can see from this film that it criticized the traditional, or conventional Britain culture, regarding to making fun of the gentleman on the train, and the traditional plays in the theatre.
Also, in this film, numerous new film techniques are utilized. For instance, the hand-held camera, location shooting, jump-in cuts. These new techniques in some extend, also suggests the new identities that Britain young filmmakers want to achieve during producing the film.
Britain New Wave, as a major film activity in British, is remarked for its concentration on working class's life and pop culture. A Hard Day's Night, jointing the two elements perfectly, thus attained huge success.