Is synonymous with a Main subset on the Tornado Cash smart contracts: the Tornado Cash swimming pools. The vast majority of such contracts are immutable. Which is, they've got no capacity to be up-to-date or taken off by any one. An entire list of sanctioned, immutable Tornado Cash swimming pools https://sonynewhome.com/understanding-tornado-cash-the-future-of-private-transactions-in-the-copyright-world/