He polled amazing in the swing states too!pic.twitter.com/8cXv8giyBZ
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Dukakis lead for less than two months, hardly "steady". The story of Bush watching his lead evaporate before he regained it again in the fall is very different from Biden bouncing between comfortable and huge leads going back to last September.
If your point is the race could revert to where it was in March like it did in '88 that means a 6-7 point Biden win.
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