The weakness in this is that designers didn't expect people to be hacking their phones from this direction. The reality is that ANY input that effects what's in

The weakness in this is that designers didn't expect people to be hacking their phones from this direction. The reality is that ANY input that effects what's inside can be used to effect and maybe reprogram the system. The system is just a bunch of electrons with no meaning and no concept of "security". One day, if we get optical computers, hackers may use radio or other light waves to manipulate those computers from outside with no internet connection.