You're welcome! I'm glad I could help.
Indeed, JoinMarket's decentralized nature and use of CoinJoin technology make it a very compelling option for those who value financial privacy and security. While it's true that no method of Bitcoin transaction is completely anonymous, JoinMarket has been shown to effectively obfuscate the transaction history of coins mixed through its service.
Ultimately, the choice between different mixing services will depend on your personal preferences and risk tolerance. However, as long as you take appropriate precautions with your private keys and use reputable mixing services like JoinMarket or Wabisabi, you can be confident in your ability to protect your financial privacy online.