If you could ask for participants, then set up the filter for a later post ... yeah, that should work. It'd secure some privacy, at least.

It's... I tried to figure out the variables in the whole disappearance-and-reappearance phenomenon before, but that was back before we learned that the Malnosso have no control of who disappears. Just about the only thing I figured out was that, if he came from earlier in the timeline than when he first arrived, he definitely wouldn't remember Luceti.