What is not very shocking today was the mid twentieth century eqivalent of having to slow down and gawk at a traffic accident.
In her short career, Grace Metalious held up the proverbial social mirror and forced people to confront two very critical truths about themselves. They LOVED material like this, and they also led very closely simmilar lives to the characters in this book. Whether it was intended or not, the book helped people in simmilar sittuations see they were not alone, and the fictionalized characters also went through their own trials.