“Either CME surveillance can detect spot-market fraud that affects both futures ETFs and spot exchange-traded products, or that surveillance cannot do so for either type of product,” the filing said. “Having approved ETH futures ETFs in part on the basis of such surveillance, the Commission has clearly determined that CME surveillance can detect spot-market fraud that would affect spot ETPs, and the Sponsor thus believes that it must also approve spot ETH ETPs on that basis.”