It stands in a single place for centuries, converting light into structure, converting rain into rings. Each year it adds one more layer of evidence to its argument for patience. The world moves around it. The tree grows through it. This is the oldest form of persistence: not resistance, but continuous, quiet accumulation.
The grain you see is not an aesthetic choice made to appear interesting. It is the visual texture of a surface that has not been sanded smooth for your comfort. It is the noise that remains when you refuse to apply the noise-reduction algorithm. In the grain lives the truth that polished surfaces spend their existence concealing.
A hologram does not contain color. It contains structure -- microscopic ridges in a surface that split white light into its constituent wavelengths. The rainbow is not in the film. It is in the seeing. What we call iridescence is the physical proof that reality contains more dimensions than we can perceive at any single angle of observation.
namu.day — a tree in holographic bark — MMXXVI