This may be one of the most common visual experiences of the Intelligence Age: the cellphone afterimage that lingers for a few seconds before sleep, or when we close our eyes for a moment. Have you ever noticed it?

Residual Light performs that moment once. A blue rectangle, the ghost of a screen just looked at, floats in darkness and decays for twelve seconds: the edges first, then the body of the light, then a trace, then black. Nothing else happens. Nothing brightens. The work is the dying of the light.

The phone never appears. What is shown is not a device but a perception: the light that stays in the body after the screen is gone.

I make work about the media we live inside without noticing, the way we live inside weather.

For many of us, this is now the last light of the day: not the sun, not a candle, but a phone. And when the screen goes dark, the body keeps broadcasting it. For a few seconds the eye holds a rectangle of light that no longer exists. It fades the way a bell stops ringing.

Everyone can make this image at home. That is the point. The phenomenon is universal, free, and repeated nightly by billions of people, and it goes almost entirely unnoticed. The work does not invent it. The work notices it, names it, and lets it die at full attention.

The decay is strictly monotonic. Across all 288 frames the light only leaves; it never pulses, never returns. The falloff is steep at first and slow at the end, the way retinal persistence actually dies.

Residual Light is the night work in a two-part cycle with First Light; or, Transient Smartphone Blindness. In the morning, screen light enters the body faster than the body can receive it. At night, screen light remains in the body after the device is gone. Received light. Residual light.

The two works are exact formal siblings: twelve seconds each, the same locked frame, the same absent phone, one irreversible movement. First Light settles. Residual Light disappears. Together they bracket one day and one exchange between body and machine.

The diptych sits inside the larger field of Signatures Through Technologies, moving between Code & Screen, Prompt & Machine, Light & Mirror, and Luminescence & Matter. In this practice every dominant medium eventually becomes a mirror. Across the diptych, the mirror wakes you and remains after you close your eyes.

The work is presented as a fixed moving-image master. Its companion materials, the full-luminance still and the five-state decay sequence, are preserved in the studio archive and transfer with the work.