They do not "scrape" content on your local machine. They do incorporate stuff on their services including emails, as you mention (OpenTable, Amazon packages, et

They do not "scrape" content on your local machine. They do incorporate stuff on their services including emails, as you mention (OpenTable, Amazon packages, etc). You can also have this sort of stuff triggerd by desktop searches if you join this "field trial": https://www.google.com/experimental/gmailfieldtrial/ https://www.google.com/experimental/gmailfieldtrial/