Como Ganhar dinheiro apostando ou emprestando Bitcoin?

As a cryptocurrency and finance professional, I'm curious to understand the intricacies of earning money through betting or lending Bitcoin. Could you elaborate on the various strategies and approaches that investors employ to generate returns on their Bitcoin holdings? What are the risks associated with these methods, and how can they be mitigated? Moreover, how do these methods compare to traditional investment avenues, and what are the key factors to consider before deciding to bet or lend Bitcoin? Your insights would be greatly appreciated.