Google’s Sundar Pichai: Privacy Should Not Be a Luxury Good

Third, a small subset of data helps serve ads that are relevant and that provide the revenue that keeps Google products free and accessible. Data minimization is an important privacy principle for us, and we’re encouraged by advances developed by Google A.I. researchers called “federated learning.” It allows Google’s products to work better for everyone without collecting raw data from your device.

Source: www.nytimes.com