If we look on the optimistic side and say from our current trade deficit of £47 billion, the Westminster government’s wonderful fiscal programme of sweeping austerity results in a surplus of £10 billion per anum, (we're already stretching credibility to it's limits here), then it will take 180 years to pay off the National Debt. Put another way, that is six generations of humanity, all beavering away in support of a failed political ideal.
https://www.commonspace.scot/articles/13262/tony-perridge-austerity-economics-lunacy-independence-sovereign-currency-can-offer