That's because everyone is free and easy to make altcoins, some can even be made at a low cost, sometimes I am sad because some bad guys utilize this for fraud, therefore be careful, always choose coins that have a potential future.
Supposedly the token generation fee can be used by competent people in the blockchain field but in the free market everyone can meet the token generation fee so many new scam projects, more and more new scam projects are added so you have to be careful to analyze the project before investing.