This is not controlled by such kind of regulated management. So, we cannot control the price.
And the volatility of Bitcoin is one of the things why Bitcoin is valuable and also interesting.
There have been stablecoins that are stable, so no need for Bitcoin to be stable
Every prediction about Bitcoin price will be at a certain period. ANd the prediction may be also changing due to the condition of the price at that time.
So, what you have said also, "nothing can be predicted" is exactly the truth and correctly