A miniature fight stick could be coming to the PlayStation Vita, according to one developer. Street Fighter X Tekken producer Yoshinori Ono tells Joystiq that talks for the peripheral have already begun. "We're actually talking to Mad Catz about doing something like that," Ono said. Ono envisions the device as something that would add a portable joystick to the Vita, allowing gamers to reproduce the arcade experience on the go...