So the UK's 10-year gilt yield - the cost of government borrowing - is now up at 2008 levels. An 18-year high The difference is that, back then, UK national debt was 48pc of GDP, and now it's the best part of 100pc. So the debt service costs are much MUCH heavier. Of the £14.3bn the UK government borrowed in February alone, no less than £13bn of that was spent on interest on existing debts - a situation which is not only unsustainable, but very close to provoking a disastrous financial collapse. Yet still, our national discourse is all about more spending, more borrowing, more "state intervention". When is the Labour party – and much of the listless, unthinking rump of the UK's political and media class – going to start acknowledging reality? WHEN ....?