"computer. At an executive team brainstorming session one Monday, Ive asked why it needed a keyboard hinged to the screen; that was expensive and bulky. Put the keyboard on the screen using a multi-touch interface, he suggested. Jobs agreed. So the resources were directed to revving up the tablet project rather than designing a netbook. The process began with Jobs and Ive figuring out the right screen size. They had twenty models made--all rounded rectangles, of course--in slightly varying sizes and aspect ratios. Ive laid them out on a table in the design studio, and in the afternoon they would lift the velvet cloth hiding them and play with them. "That's"