Macworld Stashing your iPhone, iPad, and the Logitech K480 in your bag can be just enough for a full and productive workday away from your home office. And now that the Logitech K480 is on sale at Amazon for $29.98, a savings of nearly 50 percent off its usual $50 price, there’s no excuse to not add it to your setup. The Logitech K480 is a multi-device keyboard with wide compatibility which includes your Mac, iPad, and iPhone, connecting to them via Bluetooth. Switching between them is done with the help of a dial on the left side of the keyboard, making for a seamless experience. The keyboard…