The counterattack to this is to transfer small amounts of the "tainted" btc to the addresses of the people who are leading the effort (or to outgoing addresses

The counterattack to this is to transfer small amounts of the "tainted" btc to the addresses of the people who are leading the effort (or to outgoing addresses for large exchanges, faucets, and so on). This is effectively the same as laundering through dice/the late instawallet/et cetera