Adam Wilber stresses that this watch-sized device isn’t a toy. Then again; he also says it’s a badass professional device that allows you to launch fireballs.
You can pick up your own PYRO for $174. Maybe you know someone who’s a pain to get Christmas presents for you? There’s no “add to cart” button. There is an Read Disclaimer & Add to Cart button on the site instead. I think that gives you an idea about the risks of this particular technology.