Much is accomplished with ambient lit photogrammetry, and coupled with texture artists or AI or both, even some ambient lit photogrammetry can be relit. However, the limitations are many and costly.
A founding principle that best crystalizes the value of Photo2Topo declares that empirical data will always out perform inferred data. Nothing does nature like nature. When the getting there is more than half the battle, it simply doesn’t justify to skimp on the quality of the data collected.