All Traders has a big knowledge regards in trade they never expected to win in trade cause they know that in market the cryptocurrency in trade is Volatile and everybody know that in trading is unexpected wetheir we lose or win.
Some newbie in trade and they have not enough knowledge regards in trading after that they take a risk an they just lose, all they will say that trading is a scam ,fake, not reliable, and not Good to trade. That's why they lost their faith about trading . That's why some traders here give some advice on how to trade or before you trade we must learn how to enter in trading.
Well spoken, trading is more or less like a game, the outcome is always either win or to loose. It's important to know what you are going in to before starting so that you will know the way out. Basic knowledge about cryptocurrency in general is needed and also general basic knowledge about trading and some trading strategies are also required for a successful trader, so it's good to get good knowledge before starting to trade.