PANews reported on October 15th that DefiLlama published a post on the X platform stating that, based on on-chain data indicators, after the crypto market flash crash on October 11th, open interest on the Perpetual Swap Decentralized Exchange (Perp DEX) plummeted from $26 billion to less than $14 billion. Last Friday, lending protocol fees exceeded $20 million, a record single-day high. Last week, decentralized exchange (DEX) weekly trading volume reached a new high of over $177 billion. Total lending volume on lending protocols fell below $50 billion for the first time since August.