The crypto ETF market is expected to grow in 2025, and Bitcoin ETFs may surpass gold ETFs in asset size.ETF expert Nate Geraci predicts the approval of at least 50 new crypto-related ETFs by the end of 2025, including Solana and XRP spot ETFs.Spot Ethereum ETF options trading is expected to get regulatory approval in 2025, expanding trading and investment opportunities.Vanguard is likely to change its position on crypto ETFs in 2025, potentially allowing Bitcoin and Ethereum ETFs for clients.