This is a tangent, but what's the financial rationale for setting up this kind of an arrangement instead of a donation?
To the recipient.. I don't know why you'd prefer it to a (stipulation-free) donation, but in general it's probably easier to get big loans than big donations.
With inflation $100M will probably buy an ice pop in 50 years.
If I had oodles of money I'd probably do this, "I'm just giving you this money now, but if you got bought up by someone without those same ideals they need to pay up.”
Given it’s the former WhatsApp CEO even more reason to be skeptical.