Google keeps failing to understand tablets

What is a tablet? What is a tablet supposed to be and do? Nine years ago, these questions were foremost in debates about new technology, as Apple was preparing to introduce its first iPad and rival companies were rushing to beat it to the punch. CES 2010 gave us one answer in the form of the 8.9-inch HP Slate, a Windows 7 PC running on an Intel Atom processor. A few weeks later, Apple’s iPad made its debut with a 9.7-inch screen and mobile chips and software. And then a year after that, G