Central bank losses on money printing. Is it modern economics? or independence?

Article's Purpose and Background This short article highlights why central banks making losses on the business of money printing is unjustified and unethical even in common sense in modern monetary economies. Therefore, this article is in the following background. It has now become a general practice for many central banks led by the US Federal Reserve, the world's largest and most influential central bank, to report massive losses. This is a puzzle why central banks make losses although they fund their operations through the monopoly printing of money or issuance of fiat money without any business rules and regulations. In contrast, banks who carry on business through the creation of money are required to make a sufficient profit if they are to stay in the business within rules stipulated by central banks as bank regulators. In economics, any business must make at least normal profit or be breakeven to escape the closure. However, central bank can continue with any amount of...