The bitcoin wallet is using exit nodes that anonymously route traffic, rather than relying on the backend of Tor while raising funds to support the network.
zkSNACKs, the company behind the privacy-focused Wasabi Wallet, explained its decision to censor certain Bitcoin UTXOs from using its CoinJoin service.
While ZeroLink CoinJoin implementations are generally more popular, the JoinMarket project has potential to offer decentralized and truly private Bitcoin mixing.