It depends on your risk tolerance and investment goals. Bitcoin offers relative stability and recognition, but altcoins like Ethereum, Solana, and Cardano present unique opportunities tied to emerging technologies such as smart contracts and DeFi. A balanced strategy might include holding Bitcoin as your core asset while allocating a smaller portion to altcoins with solid fundamentals https://standardgross.com/latest/is-it-worth-investing-in-bitcoin-and-other-crypto-currencies/. Just remember — diversification in crypto can increase potential returns, but it also multiplies exposure to volatility, so research and portfolio discipline are key.