To buy Altcoin coin you have to rely on Bitcoin. There is a possibility of dumping altcoin when BTC Dominance increases. And when bitcoin suddenly dumps, so does altcoin. BTC pumps altcoin even when it is fixed at a specified price.
Agree, altcoins will improve its performance only when the price of Bitcoin stables, when the price of Bitcoin drops, we might see there is a huge drop in altcoin and it will easily give opportunity to the investors to grab some potential altcoins. The market will give opportunity to the investors, to grab the altcoins.