Strange, its rare for manufacturers to charge for colours, usually metallics are free on Motability. Volvo tried it for a bit then went back to the standard way.
Maybe the huge AP’s and high option costs are greenwashing “look we have 195 electric cars on the scheme” whilst no one orders them as they are eyewateringly expensive…
In life, it's not who you know that's important, it's how your wife found out.