Microsoft and Apple have been exchanging blows in TV commercials for years. In recent history, Apple’s “I’m a Mac” ad campaign was the height of the advertising rivalry, but the Mac maker has since backed off as its focus shifted to its more recent mobile devices. Microsoft isn’t done throwing friendly jabs toward its longtime rival, however, and its latest ad suggests that Apple’s Mac computer lineup should be more like… Windows 8. In a new commercial titled “Honestly: Wedding Planner” that began airing in late February, a woman explains why she decided to purchase a Windows 8-powered all-in-one PC instead of a Mac. “Honestly, I was gonna get a Mac. But Macs still don’t have touchscreens,” the commercial begins. “So