Fascinating article from a great site on how many bowel ailments are caused by western style toilets and how much better squatting is for you. Sounds sensible even at a simple mechanical level. "The rectum has a built-in "kink" designed to maintain continence. It only straightens out when squatting" PoopReport.com: Your Source for Poop. Certainly the idea of the hosepipe to wash is SO much better than using loo paper. Will give it a try anyway