Apple's intentions to dominate handheld gaming were already pretty clear back in March of 2008 as game studio after game studio lined up behind the iPhone (and iPad touch by extension). Now look at the graphics above. Yeah, based on the report from Flurry Analytics, Apple's casual gaming approach is carving out a nice slice of the US revenue pie related to gaming software. The PSP was hit especially hard dropping from a 20% share in 2008 to just 11% of US revenue last year. Numbers that highlight just how ridiculous John Koller's spin maneuver was after the iPad launch. Speaking of which, you have to wonder how th