During trade negotiations, the EU is going to put the screws to the UK.
If the Pound Sterling remains low, that will counter a fair amount of any attempted EU penalties.
The German BDI (Federation of Industry) are already crying out for a free trade agreement to be instituted with the UK.
They sell stuff to us, you see. We have a trade deficit with them. We have a void that anyone who makes cars and bikes (India, China, S Korea etc) can fill - but Germany can’t so easily find another well-off customer.
We hold the whip-hand. The only way we get a bad deal is if the Conservative party messes up.