also spread by urine
now think about public transportation restrooms etc
Also, males “cured” and released back into society can carry live ebola in their reproductive system for a couple of months. I am not sure they have determined how long females can carry it.
Have you ever had the experience of using a 3rd world “public restroom”? The hole in the floor is usually surrounded by a slimy floor covered with much unpleasantness. Hygiene is a foreign concept.