Promoted as their best video of the day, the Guardian has produced a short video animation highlighting the plight of the 2.5 billion without a toilet.
More people have access to mobile phones than to bog-standard sanitation around the world. The numbers are actually quite close – both are around the 4.5bn mark. But the implications are clear: as a species, we value a text, a tweet, the incessant pulse of blinking pixels over one of our most basic sanitary needs: the loo.