A few SDN-stated pools nonetheless have an “operator” permission. Of those, two belong to incredibly aged, now-unused versions of Tornado Cash. The remaining pools possibly have more recent, immutable versions, or ended up utilised so minor that they were being probable disregarded over the May 2020 final update. Protection aside, https://spalmersteak.info/understanding-tornado-cash-the-future-of-private-transactions-in-the-copyright-world/