Why not? If you don't have problems with shit coins and you have decent experience in trading then you can invest in alts for sure.
You can easily earn money if market is pumping
Altcoin can be profitable but you have to be careful because the risk is big and you have to check every coin you choose because not all Altcoin are good.
A decent Altcoin will benefit from good growth and if we can manage it.
Altcoin is easy to get because of low prices and Altcoin also has capabilities and some of them have great potential.