Airbnb now has 7m listings in more than 100,000 cities, making it larger than the eight biggest hotel groups combined.
Citizens-watch programs designed by police to aid anti-trafficking efforts threaten the rights and safety of sex workers.
It's all too easy to miss the point about sex work in areas hit by conflict and disaster. How about listening to the people who experience it?
To stop sexual exploitation in the aid sector, more self-regulation by NGOs isn't the answer.