Apple may not be much on the idea of a 7-inch tablet, but an 11-inch ultraportable? Now that's an idea even the engineers in Cupertino could dig. When we reviewed the 11-inch MacBook Air, we found an awful lot to love -- that all-Flash design is definitely a boon, and the more-mobile-than-mobile design is sure to be loved by road warriors and light packers everywhere. But it's still (comparatively) sluggish, and it's lacking a backlit keyboard. Enough from us, though -- we're here to hear what kind of changes you would make. Would you have thrown a faster chip in there at the