Untill now, bitcoin still take control on altcoin movement. Bitcoin as biggest market in crypto affecting on altcoin price. I am believe in next 5 years, bitcoin still lead cryptocurrency market and affecting on others coin movement.
Bitcoin still favorite investment in market because its have limited supply and pioneer in cryptocurrency
Bitcoin is Bitcoin and it doesn't control altcoins or trash coins. Cryptos are decentralized and that means people who have many coins in their hand will control this market.