Earlier quoted context omitted.
Banish "fair share" from your vocabulary when speaking of taxation. That is a guaranteed way to derail a productive conversation, by shifting it into arguing about what is fair, rather than what would solve the problem. If we are intent on fairness, the generations that incurred the debts should be the ones forced to pay them off. So for the sake of argument, let's divide the populace by birth year, and institute a t…
What you're proposing goes against normal sensible morality, but the context is true.
If I expand the number of buckets to 100, modeling for 11-year-olds up to 110-year-old and older (but mostly the dead), the responsibility for the debt in 2018 still shakes out to 20% in the 110+ bucket.
We're still paying the debts of dead people. 1846 is the last year in which the national debt could be truly said to belong entirely to the living, and 1974 was the last year we actually paid off any of the debts of the dead, rather than perpetually refinancing them.