But it appears Woodbridge, Va., native Brandon Brown, 28, who was little known before his Oct. 2 victory in an Xfinity Series race at Talladega (Ala.) Superspeedway, may have jumped the gun in publicizing photos of his No. 68, red-white-and-blue Chevrolet sponsored by LGBcoin, a near-valueless cryptocurrency inspired by the slogan “Let’s go Brandon!”