Bitcoin price will go below 100 $ and later > 1,000,000 $
All the lost coins will become active: price will go below 100 $ https://bitcointalk.org/index.php?topic=5134441.0
We will have an upgrade: quantum secure
The world will know that the Bitcoin network is still working.
Thereafter it will climb and we will reach > 1,000,000 $
Before solving 'shalecoins'
https://bitcointalk.org/index.php?topic=5134441.0 it can't happen.
I don't think this thing can happen. All of us believe in the future of Bitcoin and have a lot of investors are waiting to buy bitcoin with a lower price, this thing will be the strong supporting wall for the price of bitcoin.