i think it's important to protect new cryptocurrency fans on some information like dead and inactive coins as every day new coins are pumping into blockchain market.
here this link will help you identify many dead and inactive coins, so you can avoid being losing your funds
https://deadcoins.com and anyone have more to be added can let us know.
I do not understand what benefits can be obtained from this site for beginners? After all, at any exchange, where someone puts up for sale like coins, it will be clear that the trading volume is zero.