Apple teased that it had "a little more to show" us prior to today's San Francisco event, but it's clear now that the phrasing was humble at best. Not only has the much-anticipated, rumored and leaked 7.9-inch iPad mini been officially revealed, but so has a smattering of new and refreshed offerings across its range of gizmos. The standard iPad is seeing its fastest refresh yet (about six months) to a Lighting port and A6X-packing fourth-generation model, and the iMac has ditched its optical drive to go Air-thin in its Ivy Bridge-driven sevent