A cryptocurrency whale known as "sat0shi777" has executed a significant short position on Ethereum, totaling $83.5 million at a price of $1,540 per ETH. The trade was made using over 20x leverage, indicating a high-risk strategy. Currently, the position is down by $1.7 million, with a liquidation price set at $1,652. This move raises questions about whether the whale has shorted at a market bottom.