Best strategy is hold for long term this way even when the market dip you won't feel much pressure because your goal is long term, I don't think any expert can give you accurately what btc price will be come 2022, it could be up or down, nobody can give you that mate, my advice is btc is on dip buy as much as you can afford and hold.
That's very right! Even experts here can't predict the precise price of bitcoin at a certain time. But everyone can speculate where it be. Because there are various factors that can affect the price in the market and we don't know what circumstances or happenings will come in the future, even in the next succeeding months. So if you are a strong believer of bitcoin, you can always buy at anytime as it may further rise its value in the next coming months or years.