You know what’s awesome about portable game systems? Portability, of course! And what’s awesome about arcade cabinets? Everything. So it’s clear that arcade cabinets are, in fact, better than portables… which means it’s totally okay to hack your portables into your arcade cabinets.
While the originating site is in Japanese and is thus beyond my comprehension, the story here is clear. Above the controls, there’s a touchscreen, which is being used to control a very large version of Rhythm Tengoku Gold. You can play PSP games, too, and hey! It doesn’t even matter that there’s only one joystick per person, am I right?