Why did Nakamoto create cryptocurrency?

Could you elaborate on the reasons behind Nakamoto's decision to create cryptocurrency? Was it driven by a desire to revolutionize the financial system? Was there a specific problem they were trying to solve with the traditional banking system? Or was it perhaps a combination of factors that led to the creation of Bitcoin and the concept of cryptocurrency as a whole? Understanding the motivations behind Nakamoto's creation can provide valuable insights into the evolution and future of the cryptocurrency market.