O que é o Bitcoin e para que serve?
Could you please elaborate on the concept of Bitcoin and its primary uses? I'm interested in understanding its fundamental principles and how it can be utilized in today's financial landscape. Specifically, I'd like to know about its role as a digital currency, its decentralized nature, and the various applications it has found in payments, investments, and other financial transactions. Additionally, I'm curious about the advantages and disadvantages of using Bitcoin compared to traditional currencies and payment methods.