Ever heard the phrase "One bad apple spoils the bunch"? All those millions of working devices mean squat if you happen to draw the million-to-one that explodes and burns you.
There's a slim chance that reading a message on El Reg could trigger a stress response in your brain that could lead to a stroke or aneurysm or some other instantly fatal even. Only one in several hundred million chance maybe but that's too high a risk right?
Also one in a few thousand electronic devices suffer faults that lead to them catching fire. You should turn all electronics off just to be on the same side.