I really wish they'll upgrade keyboard navigation (whether scrolling or selecting items, etc) - I've started relying on my iPad more and leaving my computer at

I really wish they'll upgrade keyboard navigation (whether scrolling or selecting items, etc) - I've started relying on my iPad more and leaving my computer at the office, and it's fine for most tasks with a keyboard except when navigating in an app - having to touch the screen is just too slow. I wonder how the option-tab combo works when multitasking with two apps on the screen though