The difference between old and new 'cue goes as deep as the meat itself.

WSJ: The New Barbecue

But the greater experience of 27-year-old Henin proved the difference in the decider.

CNN: Tennis: Returning Henin battles on

What is really being said here is that if Greece leaves then Greece can, quite legally, simply state that all debts contracted under Greek law can now be settled in the New Drachma and the fact that this is worth less than the old euros makes no difference.

FORBES: The Important Phrase About the Coming Eurozone Breakup: Lex Monetae