You're not thinking ahead. National Central Bank failures is part of the process. Have you forgotten that there is a continental central bank in Europe?
Nationalisation is gonna happen there, and here. It gives the pols exactly what their true masters want. Total control.
So you think this gives an advantage to the euro? How can they bring more consolidation if their most centralized CB fails.
There was an article yesterday about former bankers doing the ski season as employees. Google news finds it... http://business.timesonline.co.uk/tol/business/career_and_jobs/article5555585.ece