It's for the "must have something no one else has and be eco friendly as well" club. The sort of people who have their iPhones gold plated so they are different. If you think about it that is still sort of less than a Model 3 costs.
If chesil did an e-356 so one of the remaining historic models did not get murdered then it would be even better - oh look they do!
https://chesil.co.uk/electric-chesil-e/
