KeySniffer Lets Hackers Steal Keystrokes from Wireless Keyboards

Is that really true? "... Manufacturers are actually making and selling wireless keyboards with no encryption at all." And among the companies involved: "... Anker, EagleTec, General Electric, Hewlett-Packard, Insignia, Kensington, Radio Shack, and Toshiba". That's unbelievable. Those keyboards don't receive any security updates, of course, and the same it's true for our cars, isn't it? That sounds to me like they are all asking for trouble ...