[Owen]

The change in registration will show in all polling. Polling phone calls are not restricted to old registration lists. They are random. The respondent says if he or she is registered.

So this talk of new registrations either has an effect or not in a way that will be understood from the polls before election day.

[unspun]

The change in registration will show in all polling. Polling phone calls are not restricted to old registration lists. They are random. The respondent says if he or she is registered. So this talk of new registrations either has an effect or not in a way that will be understood from the polls before election day.

Furthermore, the polling before Obama/Clinton primaries was conducted in this way, too. And in many primaries, Clinton had an showing higher than the phone polls.