Apple will use Intel's Sandy Bridge CPUs in its future laptops, no surprises there, but what's interesting about these forthcoming machines is that some of them might rely solely on Intel's chip for both general and graphical processing tasks. That's the word from the usual "sources familiar with Apple's plans," who expect "MacBook models with screen sizes of 13 inches and below" to eschew the inclusion of a discrete GPU and ride their luck on the improved graphical performance of Intel's upcoming do-it-all chip. There are currently no sub-13.3-inch MacBooks, so the suggestion of one is surely intriguing, but the...