For me, it may be that the toilet paper roll needs to have the open end away from the wall. I don’t want to reach under the roll to take a piece! That’s ludicrous!
That or my recent addiction to correcting people when they use “less” when they should use “fewer”
MDY is just plain nuts, but has to be DMY for me, increasing length of time, left to right as that’s the direction of reading (plus what I was taught!).