Well, there's always Spirit Tracks. So, there is in fact a next time, at least. Next best thing to time-travel?
Also, regarding the different time-Zodis, it for some reason gave me the vivid mental image of Past Zodi playing a game on a couch, while Current Zodi stands over the back of the couch yelling at Past Zodi, and Present Zodi just stands off in the corner calmly writing up the forum post while watching the two.