I think I've fixed the problem.
![[Image: flexPreview3.png]](http://www.melkert.net/img/mel/flexPreview3.png)
Some weird (very constricted) bends could still mess things up, but this seems to work just fine when used in a practical / real-life manner.
![[Image: flexPreview3.png]](http://www.melkert.net/img/mel/flexPreview3.png)
Some weird (very constricted) bends could still mess things up, but this seems to work just fine when used in a practical / real-life manner.