This is a highly specialised use-case unlike a normal loan. And the collateral for this is as difficult to obtain as the cash you'd like to borrow in the first place. [EDIT: More difficult because the "loan" is over-collateralised!]
> There are plenty of critiques around Crypto but this isn’t one of them.
No. It's a perfectly good critique of how DeFi people abuse the word "loan".