The novel described drug culture of the 1950s in great detail. Many of the terms are so specialized to that time period that modern readers are often confused. Many of the terms for specific drugs refer to nicknames or medical names for drugs that the modern reader might not recognize. None of this hinders the understanding of the plot. Some knowledge of modern drug culture might be helpful in order to understand what is going on in the novel and many of the situations are relevant to modern drug culture.