product privilege [are] . . . a textbook example of an entitlement to intervention as of right." El-Ad Residences at Miramar Condo. Ass in, Inc. v. Mt. Hawley Ins. Co., 716 F. Supp. 2d 1257, 1262 (S.D. Fla. 2010), quoting In re Grand Jury Subpoena (Newparent Inc.), 274 F.3d 563, 570 (1st Cir. 2001). As Magistrate J