It is best to develop a personal trading strategy. Everyone has different trading habits and methods, and the strategies used must be adapted to market conditions and gain enough experience in trading to find a strategy that works for you. So it's better to teach yourself and learn to trade on your own.

Cryptocurrencies are not a complete substitute for other currencies.
Over time, the demand for it is growing, and the status of cryptocurrencies is strengthening and it is becoming more prominent as a potential investment.