When rumors of a possible Playstation-branded “PSP Phone” recently broke, the tech world was, more than anything, a bit baffled. Here we had a rumor of a potential collaboration between Google and Sony, both of whom already have their own mobile ecosystems (Android on the one hand, and the Playstation Store on the other). What’s more, no-one, it seems, is quite sure what to think of the rumored device, which is suggested to be a mix of a slider phone and the PSP Go. “Hardcore” gaming communities like Neogaf seemed a bit on the fence. Some saw the business possibilities for both Google and Sony, while…