1. Yes, I do agree that the way that life at the time is portrayed is not realistic. However, this was purposefully done to help people escape from their lives into this fantastical world that they wish America was like at the time.
2. I anticipate more themes of money, extravagant gifts, and secret love interests.
3. Pre-code, the singer would have been more scantily dressed, and probably dancing more sexually. In addition, the theme of her song would probably have been of more of a sexual nature.