https://www.theatlantic.com/international/archive/2016/08/building-barra-rio-olympics-brazil/493697/
Also, in case you were wondering why nobody has hooked you up yet with live-stream video from Brazilian bathrooms, this might be why:
Are you enjoying your hotel? You're assuming that everything is fine because everything is fine for you?
What do you think that teenagers and young adults attending your concert in Brazil are going to scream at you? "Charlie, can you fix our sewage system?" Is that what you think they want you to think of them, something horribly embarrassing? Is that what you wanted famous, successful people to think about you before you were famous and successful, things that suggest miserable poverty, squalor and having no control over your life?