The leading cryptocurrency exchange still has a bright future.Coinbase (COIN 3.00%), one of the world's largest cryptocurrency exchanges, went public via a direct listing in April 2021. Its stock opened at $381, jumped as high as$429.54 during intraday trading, and ended its first day at $328.28. It went through some wild swings and eventually rose to its all-time high of$357.39 seven months later.At the time, the buying frenzy in cryptocurrencies -- which was driven by low interest rates, social media bu ...