Mervyn King, the Bank of England governor, has for months argued that Britain’s biggest banks need to be broken up to avert a future financial crisis. The more the politicians ignore him, the more loudly he makes his case.
Mr King this week seized the news agenda with a familiar call for a split of banks into high-street retail operations and riskier investment banking activities, in an effort to dismantle banking behemoths that are “too important to fail”.

UK 

