This week was filled with wide-scale calamity. Hundreds of millions of PCs have components whose firmware is vulnerable to hacking\u2014which is to say, pretty much all of them. It's a problem that's been known about for years, but doesn't seem to get any better. Likewise, Bluetooth implementation mistakes in seven SoC\u2014system on chips\u2014have exposed at least 480 internet of things devices to a range of attacks.