... So diz new projects investment dey advisable and profitable?
If you also take a close look at this same new projects that you're talking about, you will notice a sharp decline in the price of these tokens after that very massive spike that usually catches the attention of most people, especially those who thinks the token still has potentials or better price to be discovered.
If you observe some of them under a daily time frame or there about, you will notice a gradual decline, which obviously tells that majority of them are just for the sake of pump and dump. The project developers and those involve makes a decent amount, whole leaving smaller retail investors to pack up the dust. You can as well do your own research by observing, and maybe comparing. Shady projects are everywhere, you just don't want to be a victim of rug pull.