No, Ireland is not able to service its debt, therefore it will be defaulted on sooner or later. Given that, better that it be sooner rather than later. And the German policy proposals not only have nothing to do with the causes of the crisis (since Germany brought itself to ruin without any debt brake, as you say), they do nothing to resolve it.

Keynesianism is intellectually hard, as evidenced by the inability of many trained economists to get it - Paul Krugman