Behaving like a caveman coming upon an iPad for the first time, my initial experience with the 2011 Lexus GS450h was as much disorienting as it was awe-inspiring. As I pushed the Start button, watching the telescoping wheel rise up (like Phoenix from the ashes?) and the dashboard illuminate, I waited for something to happen (hello?–earth to engine?). Nothing. Another try. Nada. After my 4th