Snowden was right about your devices being hacked.
Here is a short video from him explaining what the implications are if your device is hacked.
In the past we were able to do so much to protect ourselves, but now they have systematically removed each and every bit of protection that we had.
We are no longer able to turn our devices off as the power is still supplied to the processing unit, and it is all active except what we percieve to be off.