The left photo shows a Kodak booth in Australia in the 1930s. The right photo is it colourized using the software program DeOldify. (Museums Victoria/Unsplash, DeOldify) May 17, 2021 The controversial history of colourizing black‑and‑white photos Roshaya Rodness, University of Toronto The algorithm has become a new way of capturing reality automatically, and it demands a heightened ethical engagement with photos.