Hi, all:
Completely, utterly off-topic but just couldn't resist. This is a joke, right ?
http://en.wikipedia.org/wiki/Toilet_paper_orientation
Notice in particular the equations under "Similar controversies", as well as the preposterous article's length, the 129 Notes, and the equally disproportionate number of References.
I wonder who the authors of this funny mischief are ... XD
Regards from V.