<span>It is false that live preview is available on a touch screen. Life preview refers to cameras mostly, and to the fact that its display screen can be used as a viewfinder. Viewfinder is what you look through when you are using a camera to take a photo, or to focus on something. So, no, touch screen devices do not have this feature available, only the "old-school" cameras do.</span>
<span>make periodic adjustments on an as-needed basis. </span>
Virtualization and dynamics I think.
