Deja vu on this very subject from 2010:
https://www.google.co.uk/amp/s/amp.theguardian.com/politics/2010/apr/22/surge-voter-registration-election-volatile
A mass registration of young voters in marginals.
By Friday morning, we will know the truth about which polling companies and their various methods were nearer the mark and which got it so wrong.
The rival pollsters has been consistently wildly divergent. Yougov and another are the media darlings, because they show a collapse of all...