Do you really think so? Whales can control the price of btc. The huge amount of Bitcoins is concentrated in the hands of a small group of whales, who knows each other. They can even negotiate to collapse or raise the market. If they want to do it, of course. That is the way they earn money.
at 2017 -2018 if you are invested in btc then right now you can collect a huge amount to use like in education , in health, in your family or your future plan.
The same you can do now. You can invest in BTC in 2021 year, hodl and in 2024-2025 after the next halving you can collect a huge amount to use it for your needs.