A coin will die if there is no liquidity, volume, and also circulation supply again in the market. In this case, we may find out them some n the market, however, we may ask for how long it will take? It probably will not last until some months again later. Therefore, no need to be a worry. We may determine the token or coin is worthy or not from the liquidity in the market. And for the coins without this, they will, of course, die soon.
I think, if there are indications of such a project, people always ask. in fact, until now, there are projects that have been developed from 2017/2018, but they have no price to date, but his team is still responding to investors in the telegram. however, I also think that they should say what is happening to their project. it would be better to know that the project was dead compared to still giving hope to investors.