The concept of the original slider with touch screen

This phone would look great in the dark, its lights on the keypad is capable of performing not only an aesthetic function, but simply serve as a backlight, moreover, quite effective.

PSP in the form of a slider

Why in this world so many mobile phones and so little portable gaming consoles? Let the producers of gaming devices can be counted on the fingers of one hand, but why their range so pathetic? We use established forms, which no one wants to develop.