What would be the purpose of this with USDC though? Since you have to put in more than the loan amount as collateral, aren't you just paying to access your own

What would be the purpose of this with USDC though? Since you have to put in more than the loan amount as collateral, aren't you just paying to access your own money? For non-stablecoins that you don't want to sell, it makes more sense, although it seems risky.