New build re-creations of locomotive classes seem to be very popular now, there are probably a dozen or so ongoing in the UK. Tornado
https://www.a1steam.com/ has been very successful and this P2
https://www.p2steam.com/ will be mightily impressive. I guess they are seen as revenue earners since they will be modified from the original design to allow them to be easily certified for running steam hauled specials on the national rail network.
Cheers,
Rod