Spot Bitcoin ETFs solved access, but custody, advisors and plumbing still lag, panelists say

Senior figures from CoinShares, Calamos, ProShares and Flow Traders flagged Coinbase-heavy custody concentration, modest advisor uptake and creation-flow inefficiency as being among the next set of problems to solve.Read MoreCoinDesk: Bitcoin, Ethereum, Crypto News and Price Data[#item_full_content]