Bitcoin is the first and the most successful crypto currency nowadays , so it is normal that it have such power and this great potential, especially as the price is increasing highly since a while, so more big investors started investing with BTC recently.
In my opinion, every cryptocurrency on market are have a period, but Bitcoin always best choice for trader and investor on market. Because we also see every year, the top coin on coinmarketcap always change while Bitcoin stand still top 1
