Altcoins are very risky to invest, it is important for good research to be carried out to have a little assurance if what to be invested reliable and since altcoins are very risky it should not be taking as a major investment that one will invest a reasonable amount of money, what should be invested should be the amount one can afford to lose and investing in altcoins must be a personal decision and not based on other people's opinions because no one knows it all. Altcoins are unpredicted and very risk to invest.
Not only in altcoins but in all coin one should use his own thoughts and decisions and those who trust every other person but don't search about coin then his end will be worse because its our money and we cannot loss it on others decision. Altcoins are not much worthy as that of bitcoin but still there are some project like Ethereum, Matic, Doge, Solana which means that if we do proper research then we can find a way of earning with the help of altcoins but there is a risk with altcoins so deep research can only save your money and will minimize your loss.