If you go to Settings -> System -> Gestures, there's an option for "Quick tap to start actions", one of the options is to turn on the flashlight when you double tap the back of the phone.
They can vote however they want even if its against the states general civillian vote
Yes and no - it varies by state since there are no federal laws that address it.
This is called a "faithless elector" and the majority of states (33 states plus D.C) have laws on the books prohibiting it, though not all void the faithless vote or have any penalties for the elector.
"...and China immediately realized the error of their ways, apologized to the world, and never laid claim to international waters again..."
...right?