¿Cuáles son los países que permiten el uso de Bitcoin como moneda de curso legal?
Could you please provide an overview of the countries that allow Bitcoin to be used as a legal tender? It would be helpful to understand the regulatory frameworks and attitudes towards cryptocurrency in these nations, as well as any potential benefits or challenges they face in adopting Bitcoin as a means of payment. Additionally, it would be interesting to learn about any recent developments or trends in this area, particularly any initiatives by governments or financial institutions to promote or restrict the use of Bitcoin.