Kruw keeps yapping about open-source and bashing mixers while completely ignoring the fact that open-source doesn't help users a single bit if they are in bed with blockchain analysis companies. All that matters is that the UTXO's that participate in coinjoin's should remain private. Clearly we have no proof of that.
The open source nature of Wasabi allows you to prove to yourself that your UTXOs that participate in coinjoins remain private.