The author talks as if this isn't documented... https://www.google.com/intl/en/chrome/privacy/whitepaper.html#variations https://www.google.com/intl/en/chrome/p

The author talks as if this isn't documented... https://www.google.com/intl/en/chrome/privacy/whitepaper.html#variations https://www.google.com/intl/en/chrome/privacy/whitepaper.htm... > Additionally, a subset of low entropy variations are included in network requests sent to Google. The combined state of these variations is non-identifying, since it is based on a 13-bit low entropy value (see above).