Appropriateness of investment in cryptocurrency is difficult question demanding many aspects to be taken into consideration. At its highest level, potential investor has to understand high-risk nature of such investments. It means only small portion of a total portfolio should be considered for investments in crypto, say 3-5%.
Right, it's very difficult to be sure, and also most important thing is how we will decide when trading cryptocurrency, whether we will use instinct or based on analysis (technical or fundamental). some investors are using that way there are also not at all. my advice for beginner traders should try to join a channel discord that provides premium signal services to try daily trading profits.