The European Union is now only a few months away from the climax of what is the biggest exercise ever in the printing and distribution of a new currency’s banknotes and coins. On Jan. 1, 10 billion banknotes of the euro will start to be put into circulation with another 4.25 billion being held in reserve. The banknotes, in seven denominations from R5 to R500, will be worth a total ofR625 billion ($570 billion). But the launch of the new currency is taking place amid controversy about whether t...