Is Solana a long-term hold?

Could you please elaborate on whether Solana is a suitable long-term investment? I'm interested in understanding its fundamental strengths and weaknesses, as well as the potential risks and rewards associated with holding it over an extended period. How does Solana compare to other cryptocurrencies in terms of scalability, security, and adoption? Additionally, what are your thoughts on the current market sentiment surrounding Solana and its potential for future growth? Your insights would be greatly appreciated.