If they were going to look at running elsewhere then presumably they'd have tried to get that off the ground in 2024.
It's probably a sure fire way of losing money so I can understand why they haven't
Finding land, getting permission, partners and finance for a multi purpose motor sport site then building it and running it must be the outside of all outside chances
Whilst Monmore is still there and most of the track intact it remains the best chance of something happening in my view however slight that chance might be