nowadays it is difficult to distinguish between the two, because the more days they get smarter and continue to make it perfect or more real to outwit or cheat all investors. for now I only choose old coins that have long survived and already have real products that have been useful for the community, have also been listed on various popular exchanges.
You are right. Fully agree with the ami, it is better to vintage old checked coins better than new ones, which may turn out to be just a deception