You're not really handing over URLs to google saying "here are some urls, please keep them", are you? Bookmarks, yes, and you can easily export them. > Or even

You're not really handing over URLs to google saying "here are some urls, please keep them", are you? Bookmarks, yes, and you can easily export them. > Or even the connections I have on Google+: is it data belonging to me because I entered it? Yes. Google takeout lets you download your G+ circles, if that helps.