In 1952, Henri Cartier-Bresson published "Images à la Sauvette," a collection of 126 photographs with a cover designed by Henri Matisse. The American edition, published the same year by Simon and Schuster, was titled "The Decisive Moment," and that phrase entered photography's vocabulary so completely that it has shaped how photographers think about their medium ever since. Cartier-Bresson's concept was specific. In the book's preface, he described photography as "the simultaneous recognition, in a fraction of a second, of the significance of an event as well as of a precise organization of forms which give that event its proper expression." The decisive moment was not simply being in the right place at the right time. It was the convergence of two things happening at once: something meaningful unfolding in front of the camera, and the visual elements of the frame arranging themselves into a composition that expressed that meaning. The photographer's task was to recognize both simultaneously and press the shutter at the instant they aligned. Cartier-Bresson worked with a Leica rangefinder, natural light, and a strong preference for the 50mm focal length (though he also worked with 35mm and 90mm lenses when the situation demanded it). He opposed cropping as a matter of principle, though a very select few of his published images were cropped in practice. His contact sheets reveal that he sometimes made multiple exposures of the same scene rather than relying on a single frame, but the philosophy he articulated valued the discipline of recognition in the moment over the security of repetition. That was 74 years ago. The question worth asking in 2026 is whether the concept survives the technology that has reshaped every aspect of how photographs are made. What Has Changed A photographer using a Sony a7R VI can fire 30 frames per