If by AI you mean general purpose chat or visualization tools like ChatGPT or Stable Diffusion or the like, then I think they are still in the party...
I think it's a particularly tough thing to implement in a place like a fast food counter - from day one, you're going to have people standing in line...
My goto for situations like this is Total Boat Penetrating Epoxy, if the wood is reasonably structurally sound, and you just need a hardened surfaced...
Family man and permanent country boy who has been over the last 4+ decades engaged in, in order: theoretical physics, IT, orchard management and plant breeding, the tech industry as a technical executive. Retired in 2021 from being CTO of a major research hospital and health system.