Google's successful offerings in search, email, docs, desktop search, Android, and Chromebook suggest that the privacy worries of "a lot of people on HN" aren't

Google's successful offerings in search, email, docs, desktop search, Android, and Chromebook suggest that the privacy worries of "a lot of people on HN" aren't very relevant to their bottom-line. Also, the functionality – complete screen archiving and indexing – could be implemented locally. So, its value can be evaluated separately from the question of whether you'd want the screengrabs/indexes living at Google.