Remember that 2.4Ghz (wifi)snuggles right next to microwave ovens in the spectrum, and 2G/3G bands exist on the lower side (1800/1900). Yes microwaves are 750ish watts, but phone radios will excite water molecules just as well, which is how they measure SAR, and we're just bags of water.
In the 1950's huge corporations told us smoking was good for our health while they sat on evidence that said otherwise. It's funny here in Taiwan there is a cigarette brand called Long Life.
I love these things and have been a heavy user of one since the earliest days of the industry. I'm still healthy, but we're talking about increased risk to the entire population. To paraphrase Chuck Heston ... they'll have to pry it from my cold dead cancer ridden spasmodic hands, but when a globalist cabal like the WHO says there "might" be a few issues ... we useless eaters can pretty much rest assured we're guinea pigs in an ongoing experiment. Also, please note many TV shows now have the actors using handsfree, it's not to show off, it's because of the potential liability issues surrounding being shown to be using sponsors products incorrectly. Read your manual, it says don't use it "upside your head bitchez"!