Btc gonna survive the whole of the time and it was invented in account of that intentions. Block chain technology basically promote the btc. Btc is the result of block chain service which gained a lots positive good will in the field of security. Along with that in the field of growth of bitcoin in values then from 2.11 dollars to 20000 dollar in 5-6 years signifies investments are occuring and also signifies people are loving it. So when you see a financial assets to be valued and praised by that much potentiality you can say its runnjng by its own path. Which means btc is a system which cant be deateoyed but evolve. So i can say btc dies at time of world end .