Three Versions the difference between is mainly dataset.
Ver 1: 50 photos US Department of Commerce and Labor, different people working nice high res and quality old photos.
Ver 2: previous 50 + 50 generated in style by Grok with focus on light and contrast.
Ver 3: previous 100 + 100 variety from panoramas to nudes and objects.
Check them all i really like to bump strength to 1.5 and gen in 2048 resolution, a more excessive prompt can help with the damaged look.