Spanish investigators have taken down what they describe as one of Europe's largest crypto-related scams, arresting alleged ringleader Carlos Romillo, who is accused of orchestrating the Madeira Invest Club - a network that promised extraordinary annual returns of up to 20% to investors across Europe and Latin America.The post European Ponzi Scheme Unraveled: Madeira Invest Club's €260M Crypto Fraud Leads to Arrest appeared first on CryptoDnes EN.