Totally agree about the citaros, they would have been a fitting replacement at redcar for the beloved prismas, they even had a demo citaro at some point in the past as can been seen in this photo by Garry Mitchell
https://m.flickr.com/#/photos/gjm-photog...484900886/
One can only wonder why an order was never placed, although I am guessing pricing would have obviously had an influence on the decision. IMO they would certainly have been better than the temsas