This article may be of interest:
A Market-Driven Solution to the Student-Loan Debt Spiral
by John Tamny
Real Clear Markets
December 2, 2021

Originally Posted by article
Smith’s Student Freedom Initiative (SFI) aims to free the college students of today and tomorrow from the hangover that is loan debt. SFI will fund college education for today’s and tomorrow’s strivers not for free, but in return for a cut of the income earned by those students once they’re out of college, and in the working world.

The article discusses that Smith has retired the college debt of some Morehouse graduates and briefly describes the plan going forward:
Originally Posted by article
Please keep reading.
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What has long made a college degree most valuable has been what degree completion has said about the individual. It’s a reminder that arguably the most important aspect of a STEM degree is that it’s so much harder to attain than the more esoteric major offerings of colleges and universities that aren’t as quantitative, and for not being as quantitative, are difficult to attach a grade to. SFI will finance the attainment of what isn’t easy to attain. As a consequence, its piece of future earnings will be more certain.

Any thoughts...?