tantial need and undue hardship. Ida at 1015. 2 Several district courts have opted to follow Dupont Plaza instead of Sporck. Sec, Igs, I. astano I. American Tobacco Co, 896 F.Supp. 590, 596 (E.D. La. 1995); Resolution Trust Corp. Heiserman, 151 F.R.D. 367,375 (D. Colo. 1993); Bohannon'. Honda Motor Co„ 127 F.R.D. 5