When I've seen the signs "do not step in toilet seat", I always thought that is ridiculous. Who would have...
And then the tracks appear...
Discussion
As I student I had a cleaning job in IBM in Brno. Multikulti engineers, large offices and shit.
Daily. Literally.
I lost my faith in humans right there.
I think muslims do when they do not have their traditional hole in the ground. Problem is if you have those modern toilets anchored in the wall rather than in the ground, it poses serious risk of toilet crashing down.
I think hygiene is the second important issue here.