Reply #4: from the referenced article

[ozymandius]

As this development poses a very real and big danger to the superior status of the greenback and the interests of the USA the "president of war" can be expected to steer a close reach against the winds blowing from the Middle East. One may be reminded that the Iraqi despot Saddam Hussein had entered into discreet talks with the EU, proposing to sell his oil for Euros. That was in the year before the first oil war of this century.

In my conclusion the IOB this way could help the Euro to become the interim primary reserve currency before China and India will rise to the first two slots in the global economic ranking in the next few decades, an issue discussed in the post "What will be the next big reserve currency."