-——saying inflation would probably remain moderate.-———
To eat the debt with compounded moderated inflation, the inflation must be prolonged. It must be global.
International linked currency deflation must occur at a tolerable rate for as long as necessary to absorb the debt imbalance
It's true that price trends affect the impact of the burden of debt, but the idea here is to handle public debt with economic growth, not inflation. The moderate inflation is only needed for preventing deflation.