A few SDN-outlined pools nevertheless have an “operator” permission. Of such, two belong to extremely previous, now-unused variations of Tornado Cash. The remaining pools both have more recent, immutable variations, or ended up utilized so tiny which they have been probably missed during the Might 2020 closing update. Although publicly https://sportkpc.com/tornado-cash-explained-how-it-ensures-unmatched-confidentiality-on-ethereum-and-bnb/