This is the theme everyone has been looking for since the iPhone was first announced: a mobile version of OS X. OS X Lion Ultimatum is, quite simply, the most accurate, best looking, and easiest to use OS X port. Every image was made by hand in Photoshop to ensure the highest quality in image clarity and the optimal proportion for the iPhone screen. OS X Lion Ultimatum finally brings the complete Mac operating interface into the palm of your hand.
1) Open Cydia
2) Manage Sources
3) Edit/Add fnetdesigns.com/cydia/repo
4)Install the Theme Outlet (Found in the ¡°Changes¡± section)
5)Go to homescreen and open Theme Outlet
6) Browse the the Theme and DL from there.
7) After selecting it in Dreamboard it will walk you through the steps to set it up: