In China, Even Creating a Pollution Tracking App Is a Risky Business

It was mid-October 2011, and the air quality in Beijing was quite bad, as you may imagine. It came to my mind that if we could check the air quality on our phones and receive pollution notifications, that would be quite helpful and handy. After some research on the App Store, it turned out that all existing apps about air quality—in fact, there were not so many as that time—were ugly or poorly functioning.