This year is turning into a wakeup call for privacy. First we learned about Cambridge Analytica. Now we know Facebook collected call and SMS history for years by abusing Android permissions. It almost feels like every week, we’re seeing another egregious data breach or privacy violation. Working on a camera app, we have a deep understanding of what’s stored on our phones. We think about privacy a lot, and we’re surprised when people grant access to their photo library without pause. Modern phones can analyze a thousand photos per minute. Combine your “Selfies” album with machine learning, and it’s trivial to figure out your age and gender. It bears repeating, this can be done on your phone. No need to upload photos. Just summarize the interesting details, and upload to the cloud in seconds. And once you grant an app access to your Photos, you really do give it access to all your photos. Here’s the thing: modern neural nets can recognize objects in real-time. Take a lot of photos of your dog? Ad companies can show you ads about dog food. Ever snap a photo of an awesome dinner? Ad companies can figure out your favorite food. The GPS coordinates stored in your photos can show your travel patterns, where..