Because if you only hold Bitcoin your balance will grow up only on USD rate. For example you hold 1 BTC . Current price 7500$. It's might 10k after some day. But you still have only 1 BTC.
Now think you have 1 btc and you convert it into BCH. Example for 1 BTC you get 10 BCH. Rate per bch is 0.1 BTC .
After some day if Bitcoin grow up, At the same time BCH also will grow up.
If bch rate grow 1.5 btc then you will have 1.5 BTC.
But before buy alt coin please select best coin to avoid dump.
So what you think. Hold alt coin or Bitcoin ?
Can Bitcoin hit $ 50,000 this year? While most of the cryptocurrencies are much below their earlier highs but there are newer and newer predictions coming up for cryptocurrencies. One such prediction is that Bitcoin can rise to as high as $ 50,000 in the calendar year 2018. A cryptocurrency portfolio manager by the name of Jeet Singh, stated at World Economic Forum in Davos, that the current volatility is completely normal when it comes to the cryptocurrencies space. He also stated that it is normal for cryptocurrencies to fluctuate by 70% to 80%. This is one of the main reasons why the current volatility does not worry him at all.