In the tutorial by PiXimperfect, the author explores a simple Photoshop trick to "recover" details in an image with overexposed and blown-out highlights. The tutorial focuses on using two key ingredients: a reference texture image and a blend mode. The author explains that by utilizing a reference texture and applying the Multiply blend mode, you can effectively cover up the areas with no visible details, effectively "saving the day" and restoring the lost information.
The tutorial provides a step-by-step guide, allowing the viewer to learn how to apply this technique to their own images. The author's expertise in Photoshop shines through, as they demonstrate a practical solution to a common problem encountered in photography and image editing.