{video} European Central Bank President Christine Lagarde called on Wednesday for global regulation of Bitcoin, saying the digital currency had been used for money laundering activities in some instances and that any loopholes needed to be closed. Bitcoin has come out of its niche in recent years and is now bought by ordinary people, investment funds and even large corporations. Some have even taken out loans to buy more of the cryptocurrency, whose value has increased almost tenfold since last March. But its largely anonymous nature has raised concerns that it could be used for money laundering and other illegal ... (full story)