For people who only think about profit then there are only a few aspects to consider.  1. what is the project concept, 2. who is the investor 3. must follow the trend. 
We know that no matter how good a project is, if the theme used is not trending, then the project will take a very long time to famous and succeed.  we learn from experience how there used to be a trend every time.  For example, DeFi, Meme, NFT themes, and now the trend is Game themed.  For that, if there is a new trend we must be prepared to anticipate it