Some of the coolest ideas come from companies creating portable games and systems, where incredible features compensate for a lack of console power.
Case in point, glasses free 3D from Nintendo, touch screen and tilt gaming from Apple, and most recently, a rear touch pad from Sony for PlayStation Vita.
Bottom line, you cannot experience these sorts of things on a PlayStation 3.
That said, we've also seen a fair amount of duds, horrible ideas that had us shaking our heads.
On that note, behold the most bizarre decisions in portable gaming history.

Opera, Portable Editions's features include: