On March 23, President Trump signed the CLOUD Act, 1 thereby mooting one of the most closely watched Supreme Court cases this term: the Microsoft Ireland case. 2 This essay examines these extraordinary and fast-moving developments, explaining how the Act resolves the Supreme Court case and addresses the complicated questions of jurisdiction over data in the cloud. The developments represent a classic case of international lawmaking via domestic regulation, as mediated by major multinational corporations that manage so much of the world's data.