Windows Neptune and Odyessy

Windows Neptune and Odyessy were lost Windows versions. The reason is teams of Neptune and Odyessy were merged to form Whistler, eventually became XP. Neptune and Odyessy were meant to be consumer version of Windows 2000. Confidential document Comes v. Microsoft confirmed Odyessy was in development. Knowing that Neptune is 5.50, it's only logical to conclude Odyssey was to be 6.0.