Bitcoin is built on the internet and therefore, unless the internet is destroyed, there is no way to stop bitcoin or make bitcoin dies.  BItcoin will still be there in the next 100 years but we can not know whether bitcoin will still have a big value or not. Time will tell us about it. right now, the hard fork is much more important than this issue and I think you should find out which wallet will give you a chance to receive bitcoin gold and bitcoin2x