Michigan's pension fund has invested $10 million in Ether ETFs and $7 million in Bitcoin ETFs.This decision might surprise some as Bitcoin has been performing well while Ethereum's price has been struggling.Experts believe Michigan's pension fund sees the potential of Ethereum beyond just being a currency, especially in the DeFi sector.Since the launch of Ethereum ETFs, there has been a net outflow of 171,790 ETH (approximately $542.1 million).