Bill Gates is trying to raise toilet awareness

Fortunately, he’s already had some help:

Thank you, @MiaFarrow @anildash @mattbish & @sorenmacbeth for spreading the word about the importance of reinventing the #toilet.

— Bill Gates (@BillGates) August 14, 2012

You’ve got to hand it to Gates: when he decides on a cause, he plunges in all the way.