Buying altcoins it is worth, as of now i have a friend on this forum they buying altcoins but i do not know what kind of altcoins they buy. But they tell it is worth buying altcoins when this is have only a low value. If they going to pump the altcoins they buy i thought they have a big profit can get.
It doesn't always end up in a positive note, you'd want to research what you're buying before investing in an Altcoin.
And even the best coins can be unlucky or the team can fall apart. It can be very hard to predict. Best to invest both on some of the established coins and bet some on a few different alts