If everyone is aware of market fluctuations, then everyone is a rich person.
What affects the market is people's buying and selling of Bitcoin. You may trust the suggestions of some well-known people. Some news will also be relevant to the market trend of Bitcoin.
I also sometimes do the same thing as you and we don't have to worry anymore because it's safe and stable for sure,
either Tether USDT or BUSD both are two stable coins,
what is clear is that we can choose various ways to protect our assets