All in all, this is not the fault of flash loans, especially-the exploited loopholes exist in other protocols, and flash loans only provide funds for the attack. This form of DeFi loans may have many interesting use cases in the future, especially considering that the risk of both the borrower and the lender is very low.
Flash loans are risk-free for liquid treasury and strengthen the concept of democratized finance because it allows borrowers to use all available capital in the treasury. As a result, operations that can only be used by a few entities with large amounts of funds become available to everyone.