Indeed, its status as a statutory right. [fact]
FOIA’s right of access has endured for more than fifty years, formally expanding through legislative amendment and only rarely and narrowly contracting by court decision. … Indeed, its status as a statutory right, rather than a constitutional right, has allowed and even invited iterative reform by amendment.
David E Pozen; Michael Schudson, Troubling Transparency- The…, loc. 299