Tone it down. Do you still want to be nurtured by the big corporations like them being your mommy? A solution is already out there, it is called secure boot. Google has unnecessarily convoluted the boot chain, and even the OS VM.
Do you think UEFI on a smartphone is a bad idea?
Also, the Android VM is not even necessary, it just makes development cumbersome, cross-platform compatibility worse, and I could go on.










Security at the userspace level should be taken care of by the company behind the apps.