And that's what makes that guy so special, making Rayman limbless was originally meant to make the animation more smooth, but afterwards, it became Rayman's originality.
Dunno. It was a great anyway, and becuase it has helped Rayman grow in popularity. Being limbless is one of his trademarks and his helicopter hair, of course.
Rayman was one of the few game series that made a good step to the world of 3D gaming back in the days. Most game series of the time failed in their change to 3D.