Andrew C. McCarthy argued that section 218, which changed FISA from stating that the "purpose" of foreign surveillance was to gather intelligence information to be the "significant purpose" of intelligence information gathering, should be kept even though it is already clear that this is what is meant under FISA in any case. He explains that FISA was misinterpreted to have "primary purpose" tests for surveillance for nearly a quarter-century, and that in April 2002 the Foreign Intelligence Surveillance Court of Review found that,