conceptual scene of people using holographic interfaces for defi transactions in a sleek, futuristic financial hub

conceptual defi holographic interfaces transactions futuristic financial hub blockchain cryptocurrency bitcoin ethereum fintech finance technology cyber digital network decentralization smartcontracts economy security financefuture fintechart digitalcurrency cyberpunk economyvision economyconcept blockchaintech innovation hightech smartpayment financialtech fintechflow virtual wealth infrastructure trading automation financeart computing economyart analytics economyhub investment digitalfinance