"Human Poo Farms" Make People Sick

That is what Australian News called it.

http://www.news.com.au/national/parasites-linked-to-sewage-fertiliser/story-e6frfkvr-1226051817079

I am personally torn on this issue. If it comes out of our ass, or an animal's ass, what is the big difference? They both have nasty parasites and bacteria. Leaving it spread out on the dirt should kill most of that, or am I totally off track? Comments...