I've never heard of any music or lyrics about the end of the world. Maybe it's a fictional story or plot that doesn't really exist. In novels and movies, there are many different plots and characters used to create songs, so the exact person who wrote the lyrics may vary from work to work.
Well, 'The Man Who Sold the World' story could be interpreted in various ways. Sometimes it's about a person who gives up on their true self for something material or superficial. It might also touch on the idea of selling out one's values or ideals.
In 'The Man Who Sold the World' fanfiction, you'll frequently find themes such as love and loss, and elements like time travel or supernatural powers added to the story. Different authors bring their own creativity to expand on the original concept.
The world's best-selling book was The Chinese novel Dream of the Red Chamber. This novel was published in 1877 and is considered one of the representative works of Chinese classical literature. It has a wide readership and high sales worldwide. It is estimated that the total sales of the book exceeded 20 million copies.
The record of the world's most sold books cannot be determined because the number of books sold in different countries and regions is different. Moreover, there will be new books published every year and old books eliminated, so the sales volume will also change.
According to data from some book-selling websites, the country with the highest book sales in the world was the United States. According to data from January 2021, the total sales of Amazon Bookstores in the United States had exceeded 200 billion US dollars.
In other countries, such as the United Kingdom, France, Germany, China, Japan, Australia and other countries, the book market is very developed, and the speed of publication and distribution of new books is also very fast.
It should be pointed out that the number of books sold is not only related to the level of economic development of a country, but also related to the type of books, the needs of readers and cultural background. Therefore, the quantity and quality of books sold in different countries and regions would vary.
According to Amazon's 2021 global book sales ranking, the world's most sold book was Harry Potter and the Sorcerer's Stone. The book sold 2080000 copies in 2021, setting a sales record of about 4.6 billion US dollars.