Over the last few weeks, both Bitcoin and Ethereum have seen an interesting wave of price action with high volatility. Naturally, this volatility has spurred a wave of trading as crypto traders see this as a time of opportunity due to the fluctuations. The result of this has been a rapid rise in the open interest of both Bitcoin and Ethereum during this time. While this, on its own, is significant, looking at the previous performances, it could suggest where the Bitcoin and Ethereum prices are headed next
source: https://www.newsbtc.com/news/bitcoin/bitcoin-ethereum-open-interest/