https://www.reuters.com/article/us-facebook-cryptocurrency-france/risks-from-facebooks-libra-must-be-addressed-before-launch-bank-of-france-official-idUSKBN1WU256 >The risks posed by cryptocurrencies such as Facebook's Libra must be addressed before any launch, a senior Bank of France official said on Tuesday, adding to a chorus of regulatory scepticism that threatens to derail the project.