Bitcoin, in fact, as a proven mathematical theory, is something truly ETERNAL.
Roombot pretty much summed up what Bitcoin is, unless it is directly sabotaged it will last until the last node stands.
That's why he is called bot he already summed up that bitcoin is going to be eternal. Well everything in this world is only temporary and look at those
money used by the people in the ancient days it is keep on upgrading from gold , silver and other precious ones changed to fiat money and now bitcoin and I think there is going to be another one to exchange bitcoin or else roombot is right.
Bitcoin is our gold nowadays and there altcoins are the extension of bitcoin and it can be used to help bitcoin in the future, we should be thankful with the altcoins developer as they are here to help bitcoin more successful and they will be hand in hand and will support each other.