According to @EmberCN, despite the ETH/BTC exchange rate dropping to 0.028, a whale remains bearish on ETH/BTC. Over the past two weeks, this whale withdrew 1,444 cbBTC (valued at $138.14M) from Coinbase and deposited it into Aave as collateral to borrow 29,025 ETH (worth $77.6M), which was then moved back to Coinbase.