Bitcoin is being worthy since the day it was launched but almost everybody think that it's a stupid idea to invest in bitcoin. But what now? Those who believed and invest before were already very wealthy people now.
It's always good to have since its the main crypto ,that most of the ICO they depend more in BTC and ETH that when this two dump,almost all coins dump too. So recovery is always possible in established coins.
Many investors wait for dropping price and when it fall they put their money. Its a right time to invest for you and newbies to get profit.