Central banks weighing the benefits of bitcoin

Digital currencies have grown rapidly in recent years

Central banks are currently wrestling with the problem of how to handle the rise of digital currencies, but despite various risks, many are exploring the potential benefits.

An event in London today held under the Chatham House Rule brought together central bankers, regulators and members of the private sector to weigh the costs and benefits of digital or "crypto" currencies such as bitcoin.

Most central banks have adopted a ‘wait and see' approach to the rise of digital currencies. Some, such a