" bad conduct will not be allowed in the new system" could also mean that those really rotten apples, coming back, and having the recreated bad traits ( Poor J and j for having all that crap to memorize) , will in short order depart again.
If the millenium is an (ongoing) judgement day, judgement could be ongoing, as your resurrection court date comes up.
not predicting, just suggesting alternative talking snake plot.
predictions create predicaments wt should know.