Do they even have toilets over there? No I do not think i would be a muslim. You have to check your compass to pee. What would you do at the north pole? If the world is really round how can you point the right way? I get it they have to lie on their back and shoot strait up.
Proper orientation to demonstrate appropriate respect can be found at:
http://www.qiblalocator.com/
good point, the earth isn’t flat, eventually all directions lead to mecca