The IMF has warned El Salvador against adopting bitcoin as its official currency, noting potential risks. In a statement, the IMF claimed that "consumer protection, financial integrity, and financial stability are seriously threatened by Bitcoin's extraordinary volatility." With the adoption of bitcoin as legal tender in El Salvador in September, (IMF) has warned El Salvador against adopting bitcoin as its official currency. In a statement, the IMF claimed that "consumer protection, financial integrity, and financial stability are seriously threatened by Bitcoin's extraordinary volatility." With the adoption of bitcoin as legal tender in El Salvador in September,