well, I think, in trading, we just need to get ready our funds are decreasing in large numbers.
in crypto trading yes there is a probability that your assets or capital would decrease even at idle mode due the effects of volatility but on other trading industry ( e.g stock , forex , others... ) their assets are more stable and wont be decreasing at all times . they are less risky but less reward also .
it is very difficult to predict when a coin will dump high. even with hard work, I think it will be very difficult to find accurate information at all times.
If your a hardworking person , you can easily find infos on how to improve your trading skills and you can probably predict the outcome of the coins than compare to trading alone with less efort