I don't have a direct source but I found some other posts that suggest many people are unknowingly turning it on. "While this feature is turned off by default,

I don't have a direct source but I found some other posts that suggest many people are unknowingly turning it on. "While this feature is turned off by default, many of Google's services and apps require it to be turned on, so unless you're actively keeping it off, there's a good chance it's enabled for your Google account." https://www.xda-developers.com/google-location-history/ https://www.xda-developers.com/google-location-history/ "lots of people seem to have it switched on without even realising" https://news.sophos.com/en-us/2017/10/03/the-google-tracking-feature-you-didnt-know-youd-switched-on/ https://news.sophos.com/en-us/2017/10/03/the-google-tracking... Also, "Turning off the timeline feature doesn’t remove Google’s access to your location data as long as you use it for navigation and Google searches." https://www.guidingtech.com/how-to-view-and-manage-location-history-in-google-maps/ https://www.guidingtech.com/how-to-view-and-manage-location-...