Simply put, will the kind of longer-session multiplayer questing work on the DS as well as it did on the Dreamcast and all those other systems? Do you look forward to that kind of experience on a handheld? Obviously, people in Japan dig it (see: Monster Hunter Portable, Phantasy Star Portable). To us, there's something strange about this style of play on a handheld, and yet something quite appealing.
Gallery: Phantasy Star Zero