Perhaps the most exciting thriller of "all times and peoples" - the story of money, a universal means of exchange between people - in a lively and sometimes paradoxical presentation by Andrei Ostalsko (b. 1955), a famous journalist, editor-in-chief (2001-2009) Russian service BBC. Written fascinatingly and popularly, the book is easy to read and will be of interest to both economists and ordinary readers who have not studied financial disciplines. In the text, the reader will find two ways to spell the word bitcoin. When it is capitalized, it refers to the payment system or the phenomenon itself. If we mean bitcoin as a monetary unit, then the word is written with a lowercase letter.