Well, there are some similarities between crypto trading and gambling. For example, in both cases, there are some risks and uncertainty involved, and you need to know when it's time to walk away. But they are both quite profitable. However, gambling and trading are rather different things. According to Investopedia (https://www.investopedia.com/terms/g/gamblingincome.asp), in gambling, especially in games of chance your winnings depend on luck, however also there’re skills games. At the same time, crypto trading or investing requires meticulous research and analysis in order to predict the outcome from your trading/investment activity.