Will DeFi eliminate banks?

Could you elaborate on the potential impact of DeFi on traditional banking systems? Is it feasible to envision a future where decentralized finance fully replaces centralized banking institutions, or will they coexist in some form? What are the key factors that will determine the degree of disruption caused by DeFi to the banking sector? And how might regulators respond to the growth of DeFi and its potential to disrupt traditional financial intermediaries?