Alfie KohnI found this discussion about Google Maps - just how much of your data they collect even when they pretend not to, and what you can (and can't) do about it - to be helpful: https://www.reddit.com/r/privacy/comments/1see7j2/i_went_through_every_single_google_maps_privacy/
Haji Mokhtar Stork@alfiekohn Well, there is a whole lot of 'crab' on YouTube about you android being spied upon... well, some of it appears to be true but YouTube on the whole is filled with fakes. However, I did look into it...