The technology is still in its early stage, and there are still questions that need to be resolved. Jordan emphasizes the need to address issues such as the feasibility of overnight holding of Swiss franc digital central bank funds, methods of remuneration, and determining eligible financial institutions. The Riksbank stresses the importance of synchronizing offline transactions with online balances, addressing concerns regarding liquidity risks stemming from shadow wallets and intermediary nodes facilitating connections between offline and online wallets.