That's because of the market unpredictability, if only it's easy to predict what coins or tokens will rise, then life would be easy. The reality is, when some people makes money, on the other end, there are also people who loss money, just be in the winning side to have a profitable venture.
that's why we have to keep upgrading our abilities. find the right hang out with the right friends. it can improve our skills not to miss the news of the arrival of the train.
many crypto community groups or crypto signals. but there is not much that really gives us the knowledge to develop. most of them just feed us ready-to-eat food. they do not teach us how to process information in the market and the media to decide to invest.