John Rice — Playground / Human InterfacesA visual thesis discovered through making.
Material · Meaning · Presence · September 2026

Substance

What if information had material properties?

A hand carefully removes a thin layer from a substantial paper form.

The premise

Digital information is usually represented. A number. A slider. A color. A layer on a screen.

But physical things already communicate degree through their substance.

What if a value didn't have to be represented by a number?

What if it could have substance?

Thickness was the first property that made the idea visible.

Two operations
Add material.
Remove material.

Add

This matters more.

Add a layer.

Add another.

The information becomes physically more present. It occupies space. It casts an edge and a shadow. Other things have to accommodate it.

Hands add thin layers to a material form, making it more substantial.
Important things don't have to get bigger.
They can become more substantial.

Remove

Less of this.

Take a shaving.

Look at it.

Take another.

A hand shaves an extremely thin translucent layer from a material form.
It doesn't disappear.
It recedes.

Reduction becomes continuous rather than binary. Prominent becomes present. Present becomes background. Background becomes trace.

The removed material can remain nearby. Editing leaves evidence of what changed.

Think with it

The material can be arranged as well as altered. Tear it. Stack it. Fold it upright. Put one thing inside another. Open a boundary. Build something up. Shave something down.

A house might emerge from the relationships, but the house isn't the idea. It is evidence that material properties can become a way to reason.

Hands manipulate layered material into spatial relationships.
You aren't entering values.
You are working the material until the idea feels right.

Invisible computation

The material doesn't need to look digital.

It can remain ordinary, tactile and legible to the hands. Computation understands its state, its relationships and the changes being made to it.

The consequence might manifest physically, digitally, or somewhere else entirely. The interface doesn't need to explain the machinery.

Manipulate here.
Consequences happen there.
What if information behaved like material?

Thickness was one property

Weight
Transparency
Stiffness
Texture
Shape
Position
Containment
Wear

What happens when those properties begin to interact?

Don't hide it.
Let it recede.

Substance explores information as something with physical qualities rather than something represented only through controls. Thickness is the first experiment, not the limit of the idea.