Not a lot of new news in these articles, but still the clearest indication I've seen yet that 1) the EV will only be built in China (story 1), and 2) it and the ICE version will be visually nearly identical (story 2).
https://www.autoexpress.co.uk/mini/...-official-look-smaller-next-gen-electric-mini
"It will be smaller than the current generation model and built with both
electric and petrol power - the battery powered version made in China, and internal combustion versions built at the firm’s British base in Oxford. "
https://www.carmagazine.co.uk/electric/mini/
"The three-door hatchback kicks off as EV in 2023 while carrying on as ICE version until mid-2025,' Bernd tells CAR, 'but here's a surprise: the visual difference between the two cars will be hard to spot."
Apologies to current owners who are happy with their SEs, but potentially of interest to those like me who are looking ahead...