Five in the morning force-feeding Photoshop for Dummies into my head – by making a layer duplicate we can apply only the adjustments we want and discard the rest by changing layer modes. Multiply adds darkness while screen does opposite. Overlay lies between multiply and screen and is more subtle. soft light increases contrasts of extreme shades and is a weaker version of hard light. Hard light is a stronger version of overlay. Hard light increases saturation and reveals textures in underlying layer. Hard light like the midday sun upon the jetty, heat waves rolling off the tarmac and our bodies. You counted beads of sweat off my nose and I had your lap because the seat scorched my thighs.