Have you noticed that you only need to play with a few hundred coins on Binance to understand it? There is no need to choose from tens of thousands of coins outside. Think about the profit and loss ratio yourself.
1. What matters when buying btc is time and price 2. Grasp the important mentality 3. Changing warehouses and copycats. What matters is luck. 4. Sell. The most important thing is to control your desire.