The problem is not the cleaning houses, this article explains it really good https://www.bloombergquint.com/markets/clearing-firms-prevent-cascading-failures-q-

The problem is not the cleaning houses, this article explains it really good https://www.bloombergquint.com/markets/clearing-firms-prevent-cascading-failures-q-a-with-larry-tabb https://www.bloombergquint.com/markets/clearing-firms-preven... So there are couple of issues, one is the two day settlement, the other is increased capital requirements put in by DTCC.