To be honest, I don't see reasons for me to mix my Bitcoin. That doesn't mean I don't care about my privacy. Of course, I am concerned about my privacy, but how will others know about my holdings? Let's say I withdraw from Binance to my BTC address. So they know who owns this bitcoin. What makes that risky for me?
just a few examples
Your government can ask for insight in order to collect taxes.
Some insiders can sell your information to bad people from your environment, so if you have a significant amount, it can create a lot of inconvenience in life. If you were to sell the house and get cash, you certainly wouldn't feel safe if everyone around you knew you had xx amount in your hands.