... of the things that are not forthcoming which could allow the broken-by-design system to no longer be broken by design, which of them is CLOSEST to being in reach.

A confederal fiscal union would set a monetary-union-wide deficit and distribute the proceeds on a fixed formula, eg per capita, to the member countries.

Monetary de-union may happen by deepening crisis, as a consequence of never fixing the broken system ... but in terms of selected reforms, is it really more likely than a confederal fiscal union?

I've been accused of being a Marxist, yet while Harpo's my favourite, it's Groucho I'm always quoting. Odd, that.