The fact that Bitcoin is traceable and can be analyzed means that users are at risk. If someone knows your BTC transaction history, they can potentially trace back your spending habits, sources of funds and even identify you.
Discussion
I think the word potentially is actually too light because funds can be traced back and even if you got them from an anonymous exchange such as Bisq, are you going to absolutely be certain to protect the funds sources going forward? input merging is a traceable action too. It's just far easier to use Monero