We would be better off without the data. Not only are constituency polls deeply unreliable, but if they have any influence on the outcome, that a) is extremely inappropriate and b) will skew our understanding of British politics.
drmatthewbarnfield.substack.com/p/if-polls-p...
What the tactical voting story tells us about attempts to explain the by-election result
Playbook: "Westminster is hotly anticipating some real data from the seat to show how a Burnham vs. Reform race is looking."
PolSci people and Pollsters: "There is no, nor can there ever be, any 'real data' worth the name - both constituency polls and canvass returns are notoriously unreliable.