The promise of bitcoin is a universal currency free from the control of any nation or government. But a new generation of cryptocurrencies are focusing on the opposite goal: building money to solve problems specific to one country.
Anybody expecting Mark Carney to go to Scotland and say something controversial about the independence debate was always going to be disappointed.
Those pressing for a yes vote in next year's referendum on Scottish independence need to convince voters that the country will prosper under a new currency and macro-economic regime. This will prove difficult, not because the current system is perfect but because all options have drawbacks.
Alex Salmond's policy of keeping sterling as the currency for an independent Scotland has come under renewed attack after a poll carried out by his opponents found only 17% of Scots supported it.
The unfolding controversy over a future independent Scotland's status within Europe has reached a crisis point for the Scottish government: in the dispute with commission president José Manuel Barroso, the credibility of a significant chunk of its case is at stake.
The Scottish deputy first minister has accepted opposition demands for an emergency statement to the Holyrood parliament after José Manuel Barroso indicated that an independent Scotland would have no automatic right to inherit any of the UK's EU opt-outs.
The Scottish government is pressing for urgent talks with the European commission after José Manual Barroso said it was obvious that an independent Scotland would have to reapply to join the EU.
The president of the European council has intervened in the Scottish independence debate, claiming that nothing will be gained from breaking up the UK. Herman Van Rompuy, who would chair meetings to discuss if an independent Scotland could join the EU, said the move for separatism was a thing of the past.