Are you serious?
http://www.theregister.co.uk/2016/12/07/information_request_finds_uber_is_watching_your_battery_charge/ (still shit security)
And that's just from this website, since the beginning of December.
Oh, and then there's this beauty:
The list goes on and on and on. There are tens of thousands of vulnerabilities for Android just waiting to catch the unwary, and that's not even before we get started on the raison d'etre of the whole operating system, which is to assimilate as much data as it can on you for marketing purposes.
If you haven't figured this out by now, you're an idiot.