It's all coins or token you can earn passively, there is need to for a close investigation or study in order not to fall victim. Study the future of any coin before investing. There are very many good coins you can earn passive income and talking about passive income, you must invest mostly in this bear market. Bag more good altcoin. Coins like ISP, Ojx and so many other like Kyrrex too. Those will give you passive income late September to October this year