I think Apple's current approach, where all the smarts (Machine Learning, Differential Privacy, Secure Enclave, etc.) reside on your device, not in the cloud, is the most promising. As imagined in so much sci-fi (eg. the Hosaka in Neuromancer) you build a relationship with your device which gets to know you, your habits and, most importantly in regard to search, what you mean when you search for something and what re…
I remember hearing something about Differential Privacy from a WWDC keynote a few years back however I haven't heard much lately. Can you say how and where Apple is currently using Differential Privacy/
Apple uses local differential privacy to help protect the privacy of user activity in a given time period, while still gaining insight that improves the intelligence and usability of such features as: • QuickType suggestions • Emoji suggestions • Lookup Hints • Safari Energy Draining Domains • Safari Autoplay Intent Detection (macOS High Sierra) • Safari Crashing Domains (iOS 11) • Health Type Usage (iOS 10.2)
Found via Google...