Everyone's perspective on cheap and expensive prices is completely different... it all depends on their own beliefs... a person or a large institution who believes that the price of Bitcoin will touch $1 million, he will still buy even though it is currently uptrending to reach ATH $108k... their belief is high, while when compared to the current price it is clearly low... this kind of perspective is what makes the price of cryptocurrency can be said to be low by some people, but it is high according to others.
The simple answer to this topic is, Bitcoin will still have buyers even though the price is expensive in your opinion, or even when it is uptrending