Most of them may appear from hype coins/tokens, right? Once they are hype, they will have huge community. And this may one of the reasons why the coin is still surviving in the market,  and even having high value.

But, how long they can survive? This is what questions commonly we are asking and considering. because not all of these kinds of coins are able to stay last longer in the market. Once they are left by the other project hypes, they will be left. And then, it simply ends up as usual.