In beginning of 2018 there were a lot of alcoins was launched in market, Most of them was just to scam people with typically referral method by social influencers.
All types of scamming news till today are about altcoins. When crypto booms, there is also a lot of investment in altcoins. Investors should focus on altcoin selection. Avoid investing in shit or poor quality of altcoins. Considering all the negative and positive aspects, the importance of Altcoins is immense.