Altcoins are really scary, if you can do some research you will see many good altcoins that had very good start and value in 2018 and are still alive today but we never heard anything good from them anymore for some reasons, they are now like ghosts, honestly altcoin investment is more scary, this is why its better to always take profit, most especially from new altcoins, Profit is Profit, either big or small.
Many factors to consider when determining the best altcoin to buy at any given time, In my opinion, cryptocurrency is a fantastic investment, to choose the right investment is quite a difficult decision, there are so many Altcoins that have looked amazing, like Ethereum, Litecoin, and Ripple. The main key is that you have to know how to trade on it, Once you know how the market works, you will be smarter to invest.