Nothing to fear or worry about the future of bitcoin. All that's happening with bitcoin is positive and till date haven't shown any signs of destruction. If it is towards the end, now the entire technology advancement should have come to an end without new usage implementation.
yes, you are right, there is nothing to worry about with the future of bitcoin. Bitcoin is the strongest and most popular crypto coin, though bitcoin prices fall, but the future bitcoin can increase in value, and will be more popular than it is today.