Let’s see what Jelly Bean is offering:
Jelly Bean is making everything fast, fluid and smooth. Roaming one home screen to another as well as switching between apps is totally effortless. You will find faster orientation changes, responses, smoother and more consistent rendering across the system by vsync and triple buffering. You will get more reactive and uniform touch responses.
Text traversal in accessibility offers you more control as you can choose to move between pages, paragraphs, lines, words or characters. Browser shows better performance for animations and HTML 5 canvases and an updated JavaScript engine (V8), pages load faster and feel smoother. Browser has now better HTML 5 video support and a new user experience. Web View now support vertical text. Calendar is awesome. Content fades in, animations are sprinkled throughout, and swiping/paging between days is smoother.
When you choose to view Calendar in portrait orientation on tablets, you can hide or expand controls to give you complete control over how you view your Calendar space. You can review photos taken previously simply swiping from camera app and come back to the viewfinder to start snapping photos again. There are lots of things in Jelly Bean and they are out of scope here.
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