Since politicians, by nature, have backbones made of over-cooked linguine, they will seat the delegates from Michigan and Florida at the conventions at the first challenge. They won't dare risk the damage from the bad PR.
A very simple solution would be to have a "national primary day," on which every state would conduct their primary or caucuses on the first Tuesday in May or June. Everyone in the entire universe seems to think that's a great idea.....except for career politicians....
The national parties will cave