[nnd]

How would you define sensitive content? The real challenge here is to train a classifier.

[asadlionpk]

That and the app (or most likely a cloud service) will have insane access level to all sensitive data. Which can be scary.

[fzil]

yeah, sounds like a good way to hand over 'only' the important stuff to our internet overlords.

[brenden2]

I leave that as an exercise to the reader. However for something like this I'd rather have false positives.