Yields converging somewhere in the ballpark of 5% on $40 trillion means annual interest expense for the debt is heading to $2 trillion as old debt rolls over and new debt is issued:
What the average American's weekly paycheck can buy fell ~4% during Biden's term; it had recovered ~2% under Trump before the Iran war but then it declined sharply again; it's rising once more but we're still not back to level from Feb of this year, let alone Jan '21 level: